Naomi Osaka career statistics
This is a list of the main career statistics of professional Japanese-American tennis player Naomi Osaka.[1] She was the champion of the 2018 US Open, 2019 Australian Open, 2020 US Open, and 2021 Australian Open.
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Osaka at the 2016 US Open.
| Career finals | |||||
|---|---|---|---|---|---|
| Discipline | Type | Won | Lost | Total | WR | 
| Singles | Grand Slam | 4 | 0 | 4 | 1.00 | 
| Summer Olympics | – | – | – | – | |
| WTA Finals | – | – | – | – | |
| WTA 1000 | 2 | 2 | 3 | 0.66 | |
| WTA Tour | 1 | 2 | 3 | 0.33 | |
| Total | 7 | 4 | 11 | 0.63 | |
| Doubles | Grand Slam | – | – | – | – | 
| Summer Olympics | – | – | – | – | |
| WTA Finals | – | – | – | – | |
| WTA 1000 | – | – | – | – | |
| WTA Tour | – | – | – | – | |
| Total | – | – | – | – | |
| Total | 7 | 4 | 11 | 0.63 | |
Performance timelines
    
| W | F | SF | QF | #R | RR | Q# | P# | DNQ | A | Z# | PO | G | S | B | NMS | P | NH | 
(W) winner; (F) finalist; (SF) semifinalist; (QF) quarterfinalist; (#R) rounds 4, 3, 2, 1; (RR) round-robin stage; (Q#) qualification round; (P#) preliminary round; (DNQ) did not qualify; (A) absent; (Z#) Davis/Fed Cup Zonal Group (with number indication) or (PO) play-off; (G) gold, (S) silver or (B) bronze Olympic/Paralympic medal; (NMS) not a Masters tournament; (P) postponed; (NH) not held; (SR) strike rate (events won / competed); (W–L) win–loss record. 
 
To avoid confusion and double counting, these charts are updated at the conclusion of a tournament or when the player's participation has ended.
Only main-draw results in WTA Tour, Grand Slam tournaments, Fed Cup/Billie Jean King Cup and Olympic Games are included in win–loss records.[2]
Singles
    
Current through the 2022 Madrid Open.
| Tournament | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | SR | W–L | Win % | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Grand Slam tournaments | |||||||||||||
| Australian Open | A | A | A | 3R | 2R | 4R | W | 3R | W | 3R | 2 / 7 | 24–5 | 83% | 
| French Open | A | A | A | 3R | 1R | 3R | 3R | A | 2R | 0 / 5 | 7–4 | 64% | |
| Wimbledon | A | A | Q1 | A | 3R | 3R | 1R | NH | A | 0 / 3 | 4–3 | 57% | |
| US Open | A | A | Q2 | 3R | 3R | W | 4R | W | 3R | 2 / 6 | 22–4 | 85% | |
| Win–loss | 0–0 | 0–0 | 0–0 | 6–3 | 5–4 | 14–3 | 12–3 | 9–1 | 9–1 | 2–1 | 4 / 21 | 57–16 | 78% | 
| Year-end championship | |||||||||||||
| WTA Finals | DNQ | RR | RR | NH | DNQ | 0 / 2 | 1–3 | 25% | |||||
| National representation | |||||||||||||
| Summer Olympics | NH | A | NH | 3R | 0 / 1 | 2–1 | 67% | ||||||
| Billie Jean King Cup[lower-alpha 1] | A | A | A | A | Z1 | PO | A | QR | 0 / 0 | 5–2 | 71% | ||
| WTA 1000 | |||||||||||||
| Dubai / Qatar Open[lower-alpha 2] | A | A | A | A | 2R | 2R | 2R | A | A | A | 0 / 3 | 2–3 | 40% | 
| Indian Wells Open | A | A | A | Q2 | 3R | W | 4R | NH | A | 2R | 1 / 4 | 12–3 | 80% | 
| Miami Open | A | A | A | 3R | 2R | 2R | 3R | NH | QF | F | 0 / 6 | 12–6 | 67% | 
| Madrid Open | A | A | A | Q2 | A | 1R | QF | NH | 2R | 2R | 0 / 4 | 5–4 | 56% | 
| Italian Open | A | A | A | A | 1R | 2R | QF | A | 2R | 0 / 4 | 2–4 | 33% | |
| Canadian Open | A | A | A | Q1 | 3R | 1R | QF | NH | A | 0 / 3 | 4–3 | 57% | |
| Cincinnati Open | A | A | A | Q2 | A | 1R | QF | F | 3R | 0 / 4 | 7–3 | 70% | |
| Pan Pacific / Wuhan Open[lower-alpha 3] | Q1 | A | A | A | 1R | A | A | NH | 0 / 1 | 0–1 | 0% | ||
| China Open | A | A | A | Q1 | 1R | SF | W | NH | 1 / 3 | 10–2 | 83% | ||
| Career statistics | |||||||||||||
| 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | Career | |||
| Tournaments | 0 | 2 | 2 | 13 | 22 | 20 | 17 | 4 | 8 | 5 | Career total: 93 | ||
| Titles | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 1 | 1 | 0 | Career total: 7 | ||
| Finals | 0 | 0 | 0 | 1 | 0 | 3 | 3 | 2 | 1 | 1 | Career total: 11 | ||
| Hard win–loss | 0–0 | 2–2 | 0–2 | 18–11 | 12–13 | 29–13 | 30–7 | 16–2 | 16–4 | 11–3 | 7 / 65 | 133–56 | 70% | 
| Clay win–loss | 0–0 | 0–0 | 0–0 | 2–2 | 2–5 | 5–4 | 9–2 | 0–1 | 3–2 | 1–1 | 0 / 18 | 21–16 | 57% | 
| Grass win–loss | 0–0 | 0–0 | 0–0 | 0–0 | 4–4 | 6–3 | 1–2 | 0–0 | 0–0 | 0–0 | 0 / 9 | 11–9 | 55% | 
| Overall win–loss | 0–0 | 2–2 | 0–2 | 20–13 | 18–22 | 40–20 | 40–11 | 16–3 | 19–6 | 12–4 | 7 / 93 | 167–82 | 67% | 
| Win (%) | – | 50% | 0% | 61% | 45% | 67% | 78% | 84% | 76% | 75% | Career total: 67.07% | ||
| Year-end ranking[lower-alpha 4] | 430 | 250 | 203 | 40 | 68 | 5 | 3 | 3 | 13 | $20,076,456 | |||
Doubles
    
| Tournament | 2016 | 2017 | ... | 2022 | SR | W–L | Win % | 
|---|---|---|---|---|---|---|---|
| Grand Slam tournaments | |||||||
| Australian Open | A | 1R | A | 0 / 1 | 0–1 | 0% | |
| French Open | 2R | A | 0 / 1 | 1–1 | 50% | ||
| Wimbledon | A | 1R | 0 / 1 | 0–1 | 0% | ||
| US Open | 1R | 1R | 0 / 2 | 0–2 | 0% | ||
| Win–loss | 1–2 | 0–3 | 0–0 | 0 / 5 | 1–5 | 17% | |
| WTA 1000 | |||||||
| Miami Open | A | 1R | A | 0 / 0 | 0–0 | – | |
| Career statistics | |||||||
| Tournaments | 2 | 5 | 0 | Career total: 7 | |||
| Overall W–L | 1–2 | 0–5 | 0–0 | 0 / 7 | 1–7 | 13% | |
| Win (%) | 33% | 0% | – | Career total: 13% | |||
| Year-end ranking | 374 | 699 | |||||
Grand Slam finals
    
    Singles: 4 (4 titles)
    
| Result | Year | Tournament | Surface | Opponent | Score | 
|---|---|---|---|---|---|
| Win | 2018 | US Open | Hard | 6–2, 6–4 | |
| Win | 2019 | Australian Open | Hard | 7–6(7–2), 5–7, 6–4 | |
| Win | 2020 | US Open (2) | Hard | 1–6, 6–3, 6–3 | |
| Win | 2021 | Australian Open (2) | Hard | 6–4, 6–3 | 
WTA 1000 finals
    
    Singles: 4 (2 titles, 2 runner–ups)
    
| Result | Year | Tournament | Surface | Opponent | Score | 
|---|---|---|---|---|---|
| Win | 2018 | Indian Wells Open | Hard | 6–3, 6–2 | |
| Win | 2019 | China Open | Hard | 3–6, 6–3, 6–2 | |
| Loss | 2020 | Cincinnati Open | Hard | w/o | |
| Loss | 2022 | Miami Open | Hard | 4–6, 0–6 | 
WTA career finals
    
    Singles: 11 (7 titles, 4 runner–ups)
    
  | 
  | 
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score | 
|---|---|---|---|---|---|---|---|
| Loss | 0–1 | Sep 2016 | Pan Pacific Open, Japan | Premier | Hard | 5–7, 3–6 | |
| Win | 1–1 | Mar 2018 | Indian Wells Open, United States | Premier M | Hard | 6–3, 6–2 | |
| Win | 2–1 | Sep 2018 | US Open, United States | Grand Slam | Hard | 6–2, 6–4 | |
| Loss | 2–2 | Sep 2018 | Pan Pacific Open, Japan | Premier | Hard (i) | 4–6, 4–6 | |
| Win | 3–2 | Jan 2019 | Australian Open, Australia | Grand Slam | Hard | 7–6(7–2), 5–7, 6–4 | |
| Win | 4–2 | Sep 2019 | Pan Pacific Open, Japan | Premier | Hard | 6–2, 6–3 | |
| Win | 5–2 | Oct 2019 | China Open, China | Premier M | Hard | 3–6, 6–3, 6–2 | |
| Loss | 5–3 | Aug 2020 | Cincinnati Open, United States | Premier 5 | Hard | w/o | |
| Win | 6–3 | Sep 2020 | US Open, United States (2) | Grand Slam | Hard | 1–6, 6–3, 6–3 | |
| Win | 7–3 | Feb 2021 | Australian Open, Australia (2) | Grand Slam | Hard | 6–4, 6–3 | |
| Loss | 7–4 | Apr 2022 | Miami Open, United States | WTA 1000 | Hard | 4–6, 0–6 | 
WTA Challenger finals
    
    Singles: 1 (1 runner-up)
    
| Result | W–L | Date | Tournament | Surface | Opponent | Score | 
|---|---|---|---|---|---|---|
| Loss | 0–1 | Nov 2015 | WTA 125 Hua Hin, Thailand | Hard (i) | 4–6, 7–6(10–8), 4–6 | 
ITF Circuit finals
    
    Singles: 4 (4 runner–ups)
    
  | 
  | 
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score | 
|---|---|---|---|---|---|---|---|
| Loss | 0–1 | Jun 2013 | ITF El Paso, United States | 25,000 | Hard | 4–6, 4–6 | |
| Loss | 0–2 | Mar 2014 | ITF Irapuato, Mexico | 25,000 | Hard | 6–3, 4–6, 1–6 | |
| Loss | 0–3 | May 2015 | ITF Gifu, Japan | 75,000 | Hard | 6–3, 5–7, 4–6 | |
| Loss | 0–4 | Jun 2015 | ITF Surbiton, United Kingdom | 50,000 | Grass | 6–7(5–7), 0–6 | 
WTA Tour career earnings
    
Current as of 15 November 2021
| Year | Grand Slam singles titles  | WTA singles titles  | Total singles titles  | Earnings ($) | Money list rank | 
|---|---|---|---|---|---|
| 2014 | 0 | 0 | 0 | 22,166 | 319 | 
| 2015 | 0 | 0 | 0 | 45,820 | 248 | 
| 2016 | 0 | 0 | 0 | 548,680 | 62 | 
| 2017 | 0 | 0 | 0 | 593,912 | 56 | 
| 2018 | 1 | 1 | 2 | 6,394,289 | 2 | 
| 2019 | 1 | 2 | 3 | 6,788,282 | 3 | 
| 2020 | 1 | 0 | 1 | 3,352,755 | 2 | 
| 2021 | 1 | 0 | 1 | 2,306,222 | 8 | 
| Career | 4 | 3 | 7 | 20,076,456 | 21 | 
Career Grand Slam tournament seedings
    
The tournaments won by Naomi Osaka are in boldface.
  | 
  | |||||||||||||||
| Year | Australian Open | French Open | Wimbledon | US Open | 
|---|---|---|---|---|
| 2015 | did not play | did not play | did not play | did not play | 
| 2016 | not seeded | not seeded | did not play | not seeded | 
| 2017 | not seeded | not seeded | not seeded | not seeded | 
| 2018 | not seeded | 21st | 18th | 20th (1) | 
| 2019 | 4th (2) | 1st | 2nd | 1st | 
| 2020 | 3rd | did not play | cancelled | 4th (3) | 
| 2021 | 3rd (4) | 2nd | did not play | 3rd | 
| 2022 | 13th | 
Head-to-head records
    
    Record against top 10 players
    
Osaka's record against players who have been ranked in the top 10. Active players are in boldface.[3]
| Player | Record | Win % | Hard | Clay | Grass | Last Match | 
|---|---|---|---|---|---|---|
| No. 1 ranked players | ||||||
| 1–0 | 100% | 1–0 | – | – | Won (4–6, 6–4, 7–5) at 2021 Australian Open | |
| 1–0 | 100% | 1–0 | – | – | Won (6–4, 6–4) at 2018 Indian Wells | |
| 3–1 | 75% | 1–1 | 2–0 | – | Won (1–6, 6–3, 6–3) at 2020 US Open | |
| 3–1 | 75% | 3–1 | – | – | Won (6–3, 6–4) at 2021 Australian Open | |
| 2–2 | 50% | 2–1 | – | 0–1 | Won (3–6, 6–3, 6–2) at 2019 Beijing | |
| 1–1 | 50% | 1–1 | – | – | Lost (4–6, 0–6) at 2022 Miami | |
| 1–1 | 50% | 1–0 | – | 0–1 | Won (7–5, 6–2) at 2017 Hong Kong | |
| 2–3 | 40% | 2–3 | – | – | Lost (7–6(12–10), 6–7(3–7), 2–6) at 2020 Brisbane | |
| 2–4 | 33% | 2–3 | – | 0–1 | Won (6–2, 6–3) at 2022 Miami | |
| 1–2 | 33% | 1–1 | – | 0–1 | Won (6–4, 6–2) at 2019 Beijing | |
| 1–4 | 20% | 1–2 | 0–2 | – | Lost (1–6, 0–6) at 2018 Rome | |
| No. 2 ranked players | ||||||
| 2–0 | 100% | 2–0 | – | – | Won (7–6(7–1), 4–6, 6–4) at 2019 WTA Finals | |
| 1–0 | 100% | 1–0 | – | – | Won (6–3, 2–6, 6–4) at 2018 US Open | |
| 1–0 | 100% | 1–0 | – | – | Won (1–6, 7–6(7–4), 6–0) at 2017 Toronto | |
| 1–0 | 100% | 1–0 | – | – | Won (6–3, 6–2) at 2018 Indian Wells | |
| 0–1 | 0% | 0–1 | – | – | Lost (6–2, 4–6, 6–7(3–7)) at 2016 Tianjin | |
| No. 3 ranked players | ||||||
| 3–2 | 60% | 2–2 | – | 1–0 | Lost (0–6, 4–6) at 2021 Miami | |
| 3–3 | 50% | 3–3 | – | – | Won (6–4, 6–1) at 2019 Australian Open | |
| 1–2 | 33% | 1–2 | – | – | Won (3-6, 6-1, 6-2) at 2022 Indian Wells | |
| No. 4 ranked players | ||||||
| 4–0 | 100% | 2–0 | 2–0 | – | Won (6–3, 6–3) at 2019 Rome | |
| 1–0 | 100% | 1–0 | – | – | Won (5–7, 6–3, 6–4) at 2019 Beijing | |
| 1–0 | 100% | 1–0 | – | – | Won (6–2, 6–3) at 2021 Australian Open | |
| 1–0 | 100% | 1–0 | – | – | Won (4–6, 7–6(9–7), 7–5) at 2014 Stanford | |
| 2–1 | 67% | 2–1 | – | – | Won (6–3, 3–6, 6–3) at 2020 Brisbane | |
| 2–2 | 50% | 1–1 | 1–1 | – | Won (6–7(3–7), 6–3, 6–1) at 2020 Brisbane | |
| 2–4 | 33% | 2–3 | 0–1 | – | Won (4–6, 6–3, 6–4) at 2022 Miami | |
| 0–1 | 0% | 0–1 | – | – | Lost (7–6(7–3), 4–6, 3–6) at 2015 Stanford | |
| 0–4 | 0% | 0–3 | 0–1 | – | Lost (3–6, 3–6) at 2018 Fed Cup | |
| No. 5 ranked players | ||||||
| 5–0 | 100% | 4–0 | – | 1–0 | Won (6–3, 6–4) at 2020 US Open | |
| 1–0 | 100% | 1–0 | – | – | Won (6–1, 6–3) at 2016 Miami | |
| 1–0 | 100% | – | 1–0 | – | Won (6–2, 7–5) at 2016 Stuttgart | |
| 1–0 | 100% | – | 1–0 | – | Won (6–4, 7–5) at 2016 French Open | |
| 0–1 | 0% | – | – | 0–1 | Lost (2–6, 4–6) at 2017 Birmingham | |
| No. 6 ranked players | ||||||
| 0–2 | 0% | 0–1 | 0–1 | – | Lost (6–7(2–7), 2–6) at 2018 Montréal | |
| No. 7 ranked players | ||||||
| 1–0 | 100% | 1–0 | – | – | Won (6–3, 6–2) at 2021 Australian Open | |
| 1–3 | 25% | 1–2 | 0–1 | – | Won (6–2, 6–4) at 2018 US Open | |
| No. 8 ranked players | ||||||
| 3–0 | 100% | 3–0 | – | – | Won (6–2, 6–1) at 2022 Miami | |
| No. 9 ranked players | ||||||
| 1–0 | 100% | 1–0 | – | – | Won (6–7(4–7), 6–3, 6–4) at 2016 US Open | |
| 2–1 | 67% | 2–0 | 0–1 | – | Won (6–1, 6–2) at 2018 Beijing | |
| 2–1 | 67% | 2–1 | – | – | Won (6–1, 7–5) at 2022 Melbourne | |
| No. 10 ranked players | ||||||
| 1–0 | 100% | 1–0 | – | – | Won (6–3, 6–2) at 2018 Indian Wells | |
| 2–1 | 67% | 2–1 | – | – | Won (6–3, 6–4) at 2019 Indian Wells | |
| Total | 64–48 | 57% | 55–35  (61%)  | 
7–8  (47%)  | 
2–5  (29%)  | 
Statistics as of 31 March 2022. | 
No. 1 wins
    
| # | Player | Event | Surface | Rd | Score | Result | 
|---|---|---|---|---|---|---|
| 1. | 2018 Indian Wells Open | Hard | SF | 6–3, 6–0 | W | |
| 2. | 2019 China Open | Hard | F | 3–6, 6–3, 6–2 | W | 
Top 10 wins
    
Osaka has a 12–20 (37.5%) W–L record against players who were, at the time the match was played, ranked in the top 10.
| Season | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | Total | 
|---|---|---|---|---|---|---|---|
| Wins | 2 | 3 | 6 | 1 | 0 | 0 | 12 | 
| # | Player | Rank | Event | Surface | Rd | Score | NOR | 
|---|---|---|---|---|---|---|---|
| 2017 | |||||||
| 1. | No. 6 | US Open, United States | Hard | 1R | 6–3, 6–1 | No. 45 | |
| 2. | No. 5 | Hong Kong Open, China | Hard | 2R | 7–5, 6–2 | No. 64 | |
| 2018 | |||||||
| 3. | No. 5 | Indian Wells Open, U.S. | Hard | QF | 6–2, 6–3 | No. 44 | |
| 4. | No. 1 | Indian Wells Open, U.S. | Hard | SF | 6–3, 6–0 | No. 44 | |
| 5. | No. 10 | China Open, China | Hard | 3R | 6–1, 6–2 | No. 6 | |
| 2019 | |||||||
| 6. | No. 7 | Australian Open, Australia | Hard | QF | 6–4, 6–1 | No. 4 | |
| 7. | No. 8 | Australian Open, Australia | Hard | SF | 6–2, 4–6, 6–4 | No. 4 | |
| 8. | No. 6 | Australian Open, Australia | Hard | F | 7–6(7–2), 5–7, 6–4 | No. 4 | |
| 9. | No. 6 | China Open, China | Hard | QF | 5–7, 6–3, 6–4 | No. 4 | |
| 10. | No. 1 | China Open, China | Hard | F | 3–6, 6–3, 6–2 | No. 4 | |
| 11. | No. 6 | WTA Finals, China | Hard (i) | RR | 7–6(7–1), 4–6, 6–4 | No. 3 | |
| 2020 | |||||||
| 12. | No. 9 | Brisbane International, Australia | Hard | QF | 6–3, 3–6, 6–3 | No. 4 | |
Double bagel matches (6–0, 6–0)
    
| Result | Year | No. | Tournament | Tier | Surface | Opponent | Rank | Rd | NOR | 
|---|---|---|---|---|---|---|---|---|---|
| Win | 2013 | 1. | ITF Rock Hill, U.S. | 25,000 | Hard | – | Q1 | No. 501 | |
| Win | 2018 | 2. | US Open | Grand Slam | Hard | No. 33 | 3R | No. 19 | 
National and international representation
    
    Fed Cup: 6 (5–1)
    
  | 
  | 
  | 
  | 
Singles: 6 (5–1)
    
| Edition | Stage | Date | Location | Against | Surface | Opponent | W/L | Score | 
|---|---|---|---|---|---|---|---|---|
| 2017 | Z1 RR | 8 Feb 2017 | Astana (KAZ) | Hard (i) | Karman Thandi | W | 6–2, 6–2 | |
| 9 Feb 2017 | Khim Iglupas | W | 6–2, 6–1 | |||||
| 10 Feb 2017 | Zhang Kailin | W | 1–6, 6–2, 6–3 | |||||
| Z1 P/O | 11 Feb 2017 | Galina Voskoboeva | W | 4–6, 6–1, 6–2 | ||||
| 2018 | WG2 P/O | 21 Apr 2018 | Miki (JPN) | Hard (i) | Heather Watson | W | 6–2, 6–3 | |
| 22 Apr 2018 | Johanna Konta | L | 3–6, 3–6 | 
Longest winning streaks
    
    23 match win streak (2020–21)
    
| # | Tournament | Category | Start date | Surface | Rd | Opponent | Rank | Score | 
|---|---|---|---|---|---|---|---|---|
| – | Billie Jean King Cup | Billie Jean King Cup | 7 February 2020 | Clay | QR | No. 78 | 0–6, 3–6 | |
| 1 | Cincinnati Open | Premier 5 | 24 August 2020 | Hard | 2R | No. 26 | 6–7(5–7), 6–4, 6–2 | |
| 2 | 3R | No. 25 | 6–3, 6–1 | |||||
| 3 | QF | No. 20 | 4–6, 6–2, 7–5 | |||||
| 4 | SF | No. 22 | 6–2, 7–6(7–5) | |||||
| – | F | No. 59 | w/o | |||||
| 5 | US Open | Grand Slam | 31 August 2020 | Hard | 1R | No. 81 | 6–2, 5–7, 6–2 | |
| 6 | 2R | No. 74 | 6–1, 6–2 | |||||
| 7 | 3R | No. 137 | 6–3, 6–7(4–7), 6–2 | |||||
| 8 | 4R | No. 21 | 6–3, 6–4 | |||||
| 9 | QF | No. 93 | 6–3, 6–4 | |||||
| 10 | SF | No. 41 | 7–6(7–1), 3–6, 6–3 | |||||
| 11 | F | No. 27 | 1–6, 6–3, 6–3 | |||||
| 12 | Gippsland Trophy | WTA 500 | 31 January 2021 | Hard | 2R | No. 53 | 6–2, 6–2 | |
| 13 | 3R | No. 371 | 3–6, 6–3, 6–1 | |||||
| 14 | QF | No. 79 | 7–5, 6–1 | |||||
| – | SF | No. 20 | w/o | |||||
| 15 | Australian Open | Grand Slam | 8 February 2021 | Hard | 1R | No. 39 | 6–1, 6–2 | |
| 16 | 2R | No. 43 | 6–2, 6–3 | |||||
| 17 | 3R | No. 30 | 6–3, 6–2 | |||||
| 18 | 4R | No. 14 | 4–6, 6–4, 7–5 | |||||
| 19 | QF | No. 71 | 6–2, 6–2 | |||||
| 20 | SF | No. 11 | 6–3, 6–4 | |||||
| 21 | F | No. 24 | 6–4, 6–3 | |||||
| 22 | Miami Open | WTA 1000 | 23 March 2021 | Hard | 2R | No. 77 | 7–6(7–3), 6–4 | |
| – | 3R | No. 95 | w/o | |||||
| 23 | 4R | No. 17 | 6–3, 6–3 | |||||
| – | QF | No. 25 | 0–6, 4–6 | 
Notes
    
- Formerly known as Fed Cup until 2020.
 - The first Premier 5 event of the year has switched back and forth between the Dubai Tennis Championships and the Qatar Open since 2009. Dubai was classified as a Premier 5 event from 2009–2011 before being succeeded by Doha for the 2012–2014 period. In 2015, Dubai regained its Premier 5 status while Doha was demoted to Premier status. The Premier 5 tournaments were reclassified as WTA 1000 tournaments in 2021.
 - In 2014, the Pan Pacific Open was downgraded to a Premier event and replaced by the Wuhan Open. The Premier 5 tournaments were reclassified as WTA 1000 tournaments in 2021.
 - 2012: WTA Ranking–1028.
 
References
    
- "Naomi Osaka: WTA Tennis". WTA. Retrieved 19 March 2018.
 -  "Naomi Osaka". Australian Open. Retrieved January 2, 2021.
{{cite web}}: CS1 maint: url-status (link) -  "Head to Head". WTA Tennis. Retrieved 2 April 2020.
{{cite web}}: CS1 maint: url-status (link) 
External links
    
| Wikimedia Commons has media related to Naomi Osaka. | 
- Official website (in English and Japanese)
 - Naomi Osaka at the Women's Tennis Association
 - Naomi Osaka at the International Tennis Federation
 - Naomi Osaka at the Billie Jean King Cup
 - Naomi Osaka – Japan Tennis Association
 
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