H2H data updated: 2026-09-13 00:00 UTC
Aiko Nakamura holds a 1–0 lead over Abigail Spears in their WTA head-to-head. Across 1 main-draw meeting, Aiko Nakamura leads 1–0 on hard courts. Most recently, Aiko Nakamura won the 2005 Cincinnati Open round of 32 6-7(4) 6-0 6-3.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Aiko Nakamura | 6-7(4) 6-0 6-3 | Abigail Spears | Match data | Jul 21, 2005* | R32 | Cincinnati Open | Tier III → modern equivalent WTA 250 | Hard |
Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 including documented historical predecessor categories | Finals | 500 including documented historical predecessor categories | 250 including documented historical predecessor categories | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Abigail Spears | #1,280 | #66 | 522 | 1,600 | 21 | 41 | 33.9% | 0 | 0 | 0 | 0 | 0 | 0 |
| Aiko Nakamura | #730 | #47 | 569 | 1,644 | 50 | 76 | 39.7% | 0 | 0 | 0 | 0 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Age | Abigail Spears | Aiko Nakamura | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 19 | 2001 | 0–1 | 0.0% | #254 | 1,483 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | 2002 | 0–1 | 0.0% | #323 | 1,471 | 0 | 0 | 2004 | 1–2 | 33.3% | #135 | 1,505 | 0 | 0 |
| 21 | 2003 | 0–1 | 0.0% | #212 | 1,461 | 0 | 0 | 2005 | 11–13 | 45.8% | #71 | 1,568 | 0 | 0 |
| 22 | 2004 | 7–6 | 53.8% | #97 | 1,535 | 0 | 0 | 2006 | 19–18 | 51.4% | #57 | 1,620 | 0 | 0 |
| 23 | 2005 | 6–17 | 26.1% | #159 | 1,477 | 0 | 0 | 2007 | 13–21 | 38.2% | #66 | 1,548 | 0 | 0 |
| 24 | 2006 | 3–3 | 50.0% | #146 | 1,501 | 0 | 0 | 2008 | 5–18 | 21.7% | #146 | 1,489 | 0 | 0 |
| 25 | 2007 | 3–7 | 30.0% | #147 | 1,475 | 0 | 0 | 2009 | 0–2 | 0.0% | #224 | 1,461 | 0 | 0 |
| 26 | 2008 | 0–1 | 0.0% | #246 | 1,467 | 0 | 0 | 2010 | 1–1 | 50.0% | #677 | 1,475 | 0 | 0 |
| 27 | 2009 | 1–2 | 33.3% | #222 | 1,464 | 0 | 0 | 2011 | 0–1 | 0.0% | #231 | 1,468 | 0 | 0 |
| 29 | 2011 | 1–1 | 50.0% | #329 | 1,482 | 0 | 0 | — | — | — | — | — | — | — |
| 30 | 2012 | 0–1 | 0.0% | #646 | 1,468 | 0 | 0 | — | — | — | — | — | — | — |
Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.
| Age | Abigail Spears | Aiko Nakamura | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Hard | Clay | Grass | Carpet | Yr | Hard | Clay | Grass | Carpet | |||||||||||||||||||||||||
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | |||
| 19 | 2001 | — | — | — | — | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2002 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | 2004 | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2003 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | 2005 | 9 | 10 | 19 | 47.4% | 0 | 1 | 1 | 0.0% | 1 | 1 | 2 | 50.0% | 1 | 1 | 2 | 50.0% |
| 22 | 2004 | 7 | 5 | 12 | 58.3% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 2006 | 17 | 12 | 29 | 58.6% | 2 | 3 | 5 | 40.0% | 0 | 2 | 2 | 0.0% | 0 | 1 | 1 | 0.0% |
| 23 | 2005 | 6 | 14 | 20 | 30.0% | 0 | 1 | 1 | 0.0% | 0 | 2 | 2 | 0.0% | — | — | — | — | 2007 | 10 | 15 | 25 | 40.0% | 1 | 3 | 4 | 25.0% | 2 | 2 | 4 | 50.0% | 0 | 1 | 1 | 0.0% |
| 24 | 2006 | 3 | 3 | 6 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | 2008 | 2 | 14 | 16 | 12.5% | 1 | 2 | 3 | 33.3% | 2 | 2 | 4 | 50.0% | — | — | — | — |
| 25 | 2007 | 3 | 6 | 9 | 33.3% | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | 2009 | 0 | 1 | 1 | 0.0% | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — |
| 26 | 2008 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | 2010 | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — |
| 27 | 2009 | 1 | 1 | 2 | 50.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 2011 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — |
| 29 | 2011 | — | — | — | — | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 30 | 2012 | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 20 | 32 | 52 | 38.5% | 1 | 4 | 5 | 20.0% | 0 | 4 | 4 | 0.0% | 0 | 1 | 1 | 0.0% | — | 40 | 56 | 96 | 41.7% | 4 | 9 | 13 | 30.8% | 5 | 8 | 13 | 38.5% | 1 | 3 | 4 | 25.0% |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 26/59 of Abigail Spears's and 66/122 of Aiko Nakamura's main draw matches. Sample is shown as matches with detailed serve and return statistics / total main draw matches. Bold green marks the stronger value when both stat samples contain at least 5 matches; lower is better for DFs/M.
| Age | Abigail Spears | Aiko Nakamura | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Sample | Aces/M | DFs/M | 1st Sv% | 1st Pts% | 2nd Pts% | BP Saved% | BP Conv% | Svc Pts% | Ret Pts% | Yr | Sample | Aces/M | DFs/M | 1st Sv% | 1st Pts% | 2nd Pts% | BP Saved% | BP Conv% | Svc Pts% | Ret Pts% | |
| 21 | — | —/— | — | — | — | — | — | — | — | — | — | 2005 | 6/24 | 1.3 | 6.0 | 58.0% | 59.3% | 34.3% | 50.4% | 43.0% | 48.8% | 39.4% |
| 22 | 2004 | 1/13 | 3.0 | 4.0 | 45.8% | 56.8% | 51.9% | 61.5% | 60.0% | 54.2% | 37.7% | 2006 | 14/37 | 1.1 | 3.3 | 61.3% | 60.8% | 45.2% | 44.1% | 46.6% | 54.5% | 41.9% |
| 23 | 2005 | 9/23 | 2.7 | 6.1 | 54.5% | 63.7% | 43.7% | 61.1% | 50.2% | 54.7% | 39.2% | 2007 | 26/34 | 1.4 | 3.3 | 60.5% | 58.9% | 40.4% | 46.5% | 44.7% | 51.7% | 43.0% |
| 24 | 2006 | 2/6 | 4.0 | 4.0 | 62.3% | 55.1% | 45.9% | 67.9% | 19.2% | 51.3% | 35.8% | 2008 | 16/23 | 0.9 | 3.3 | 63.7% | 55.8% | 37.9% | 44.0% | 43.5% | 49.4% | 36.9% |
| 25 | 2007 | 7/10 | 2.4 | 3.1 | 61.1% | 58.3% | 47.6% | 59.8% | 36.4% | 54.0% | 39.4% | 2009 | 2/2 | 2.0 | 4.5 | 64.9% | 51.5% | 22.8% | 39.7% | 91.7% | 41.0% | 39.8% |
| 26 | 2008 | 1/1 | 0.0 | 4.0 | 47.4% | 63.0% | 36.7% | 33.3% | 14.3% | 49.1% | 32.7% | 2010 | 2/2 | 0.5 | 6.0 | 66.4% | 47.6% | 29.2% | 33.8% | 85.0% | 41.3% | 40.0% |
| 27 | 2009 | 3/3 | 2.3 | 3.7 | 60.3% | 60.4% | 43.7% | 38.6% | 42.8% | 53.7% | 41.3% | — | —/— | — | — | — | — | — | — | — | — | — |
| 29 | 2011 | 2/2 | 2.0 | 3.5 | 64.6% | 64.9% | 25.0% | 45.8% | 27.3% | 50.8% | 45.4% | — | —/— | — | — | — | — | — | — | — | — | — |
| 30 | 2012 | 1/1 | 5.0 | 3.0 | 56.7% | 67.8% | 42.2% | 80.0% | 40.0% | 56.7% | 40.4% | — | —/— | — | — | — | — | — | — | — | — | — |
Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.
| Age | Abigail Spears | Aiko Nakamura | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule | Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule | |
| 19 | 2001 | 1483 | 97.3 | — | — | — | — | — | — | — | 33.3% | -1.00 | 0–1 | — | — | +0.10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2002 | 1471 | 100.9 | — | — | — | — | — | — | — | 33.3% | -1.33 | 0–1 | — | — | -0.01 | 2004 | 1505 | 108.0 | — | — | — | — | +23 | — | — | 33.3% | -1.17 | — | 1–0 | — | -0.35 |
| 21 | 2003 | 1462 | 101.1 | — | — | — | — | — | — | — | 33.3% | -1.00 | 0–1 | — | — | -0.05 | 2005 | 1568 | 117.9 | -3.08 | -1.83 | 0.770 | 44.8% | +2 | — | — | 45.8% | -0.30 | 6–5 (55%) | 1–5 (17%) | 99.1 | +0.24 |
| 22 | 2004 | 1535 | 111.7 | -1.26 | -0.98 | 0.822 | 46.8% | +26 | — | — | 54.8% | +0.23 | 2–3 (40%) | 4–1 (80%) | 101.7 | +1.06 | 2006 | 1621 | 117.5 | -1.07 | -2.00 | 0.920 | 47.9% | +24 | -78 | — | 50.6% | -0.13 | 5–6 (45%) | 5–1 (83%) | 101.1 | +1.14 |
| 23 | 2005 | 1477 | 117.6 | +0.04 | -2.56 | 0.865 | 47.3% | +36 | — | — | 28.8% | -1.37 | 3–3 (50%) | 3–5 (38%) | 98.4 | -1.47 | 2007 | 1548 | 108.1 | -3.29 | -1.84 | 0.891 | 47.2% | -11 | -43 | +34 | 37.3% | -0.84 | 5–4 (56%) | 1–6 (14%) | 97.1 | +0.20 |
| 24 | 2006 | 1501 | 101.6 | -1.60 | -1.23 | 0.736 | 43.7% | +21 | — | — | 46.7% | -0.67 | 2–1 (67%) | 1–1 | — | +0.07 | 2008 | 1489 | 112.6 | -3.75 | -4.17 | 0.729 | 43.7% | -29 | +17 | +95 | 22.0% | -2.16 | 3–3 (50%) | 2–1 (67%) | 102.7 | -1.31 |
| 25 | 2007 | 1475 | 108.0 | -0.76 | -1.77 | 0.858 | 47.0% | +28 | — | — | 28.6% | -1.14 | 1–0 | 1–1 | — | +0.34 | 2009 | 1461 | 93.4 | -2.15 | -0.86 | 0.675 | 40.3% | — | — | — | 20.0% | -2.60 | 0–1 | — | — | +0.24 |
| 26 | 2008 | 1467 | 98.8 | +0.26 | -0.18 | 0.643 | 41.1% | — | — | — | 0.0% | -3.00 | — | — | — | -0.08 | 2010 | 1475 | 101.1 | -2.97 | -1.43 | 0.680 | 40.8% | — | — | — | 40.0% | -2.00 | 1–0 | 1–0 | — | -0.01 |
| 27 | 2009 | 1464 | 99.1 | -0.15 | -1.61 | 0.891 | 47.6% | — | — | — | 50.0% | -1.12 | 0–2 | 1–0 | — | +0.08 | 2011 | 1469 | 95.0 | — | — | — | — | — | — | — | 0.0% | -5.50 | — | — | — | -0.13 |
| 29 | 2011 | 1482 | 101.5 | +0.21 | +1.14 | 0.922 | 48.3% | — | — | — | 50.0% | -0.50 | — | — | — | +0.05 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 30 | 2012 | 1469 | 98.3 | -3.42 | -2.09 | 0.934 | 49.0% | — | — | — | 33.3% | -0.33 | 0–1 | 0–1 | — | +0.01 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 34 | 2016 | 1454 | 98.2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 35 | 2017 | 1420 | 92.3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 36 | 2018 | 1392 | 96.2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 37 | 2019 | 1362 | 94.1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 1601 | 108.4 | -0.49 | -1.68 | 0.852 | 46.9% | +30 | — | — | 37.9% | -0.87 | 8–13 (38%) | 10–9 (53%) | 95.9 | +0.16 | — | 1644 | 115.0 | -2.87 | -2.40 | 0.829 | 45.9% | +1 | -43 | +65 | 39.6% | -0.84 | 20–19 (51%) | 11–13 (46%) | 101.2 | +0.02 |
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Patty Schnyder | 0 | 2 | 2 | Jul 21, 2006 | H2H |
| Nicole Vaidisova | 0 | 2 | 2 | Oct 13, 2005 | H2H |
| Tatiana Golovin | 1 | 1 | 2 | Oct 6, 2005 | H2H |
| Lubomira Kurhajcova | 2 | 0 | 2 | Mar 8, 2005 | H2H |
| Jill Craybas | 2 | 0 | 2 | Jan 13, 2005 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Patty Schnyder | 0 | 4 | 4 | Mar 7, 2008 | H2H |
| Akiko Morigami | 1 | 2 | 3 | May 22, 2008 | H2H |
| Flavia Pennetta | 3 | 0 | 3 | Jan 11, 2007 | H2H |
| Anabel Medina Garrigues | 1 | 2 | 3 | Oct 6, 2006 | H2H |
| Elena Vesnina | 0 | 2 | 2 | Jan 7, 2009 | H2H |