H2H data updated: 2026-09-13 00:00 UTC
Compare the head-to-head record, career totals, season-by-season performance, and match log for Kristie Ahn vs Danielle Lao.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Kristie Ahn | 6-1 6-4 | Danielle Lao | Match data | Jul 28, 2019 | Q2 | San Jose | Premier → modern equivalent WTA 500 | Hard |
1 qualifying meeting shown in the table; qualifying is excluded from the H2H score. 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kristie Ahn | #1,053 | #87 | 745 | 1,707 | 16 | 29 | 35.6% | 0 | 0 | 0 | 0 | 0 | 0 |
| Danielle Lao | #1,235 | #152 | 378 | 1,551 | 1 | 9 | 10.0% | 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 | Kristie Ahn | Danielle Lao | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 16 | 2008 | 0–1 | 0.0% | #451 | 1,498 | 0 | 0 | — | — | — | — | — | — | — |
| 22 | 2014 | 0–1 | 0.0% | #637 | 1,492 | 0 | 0 | — | — | — | — | — | — | — |
| 25 | 2017 | 4–5 | 44.4% | #112 | 1,533 | 0 | 0 | 2016 | 1–1 | 50.0% | #314 | 1,469 | 0 | 0 |
| 26 | 2018 | 1–6 | 14.3% | #200 | 1,585 | 0 | 0 | 2017 | 0–2 | 0.0% | #227 | 1,466 | 0 | 0 |
| 27 | 2019 | 9–7 | 56.2% | #94 | 1,659 | 0 | 0 | 2018 | 0–3 | 0.0% | #172 | 1,473 | 0 | 0 |
| 28 | 2020 | 0–5 | 0.0% | #108 | 1,630 | 0 | 0 | 2019 | 0–2 | 0.0% | #196 | 1,518 | 0 | 0 |
| 29 | 2021 | 2–4 | 33.3% | #259 | 1,540 | 0 | 0 | — | — | — | — | — | — | — |
| 30 | — | — | — | — | — | — | — | 2021 | 0–1 | 0.0% | #266 | 1,539 | 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 | Kristie Ahn | Danielle Lao | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Hard | Clay | Grass | Yr | Hard | Clay | Grass | |||||||||||||||||||
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | |||
| 16 | 2008 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 2014 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 25 | 2017 | 2 | 4 | 6 | 33.3% | — | — | — | — | 2 | 1 | 3 | 66.7% | 2016 | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — |
| 26 | 2018 | 0 | 4 | 4 | 0.0% | 1 | 1 | 2 | 50.0% | 0 | 1 | 1 | 0.0% | 2017 | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — |
| 27 | 2019 | 8 | 5 | 13 | 61.5% | 1 | 1 | 2 | 50.0% | 0 | 1 | 1 | 0.0% | 2018 | 0 | 2 | 2 | 0.0% | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 28 | 2020 | 0 | 4 | 4 | 0.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | 2019 | 0 | 1 | 1 | 0.0% | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 29 | 2021 | — | — | — | — | 0 | 2 | 2 | 0.0% | 2 | 2 | 4 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 30 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2021 | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| Career | — | 10 | 19 | 29 | 34.5% | 2 | 5 | 7 | 28.6% | 4 | 5 | 9 | 44.4% | — | 1 | 6 | 7 | 14.3% | — | — | — | — | 0 | 3 | 3 | 0.0% |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 44/45 of Kristie Ahn's and 10/11 of Danielle Lao'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 | Kristie Ahn | Danielle Lao | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% | |
| 16 | 2008 | 1/1 | 1.0 | 1.0 | 70.6% | 66.7% | 33.3% | 40.0% | 11.1% | 56.9% | 34.2% | — | —/— | — | — | — | — | — | — | — | — | — |
| 22 | 2014 | 1/1 | 1.0 | 2.0 | 67.7% | 66.7% | 30.0% | 33.3% | 33.3% | 54.8% | 32.2% | — | —/— | — | — | — | — | — | — | — | — | — |
| 25 | 2017 | 9/9 | 1.3 | 2.3 | 64.6% | 64.9% | 53.3% | 55.4% | 45.8% | 61.2% | 45.4% | 2016 | 2/3 | 2.0 | 2.0 | 69.4% | 64.1% | 52.5% | 66.7% | 68.2% | 60.7% | 44.1% |
| 26 | 2018 | 6/7 | 1.2 | 2.7 | 66.1% | 57.2% | 42.7% | 55.1% | 50.9% | 52.1% | 37.9% | 2017 | 2/2 | 0.0 | 4.0 | 57.3% | 59.3% | 53.6% | 62.3% | 31.0% | 56.9% | 35.5% |
| 27 | 2019 | 16/16 | 1.1 | 2.6 | 60.0% | 59.4% | 48.8% | 51.6% | 46.9% | 55.8% | 42.4% | 2018 | 3/3 | 0.0 | 5.3 | 60.6% | 62.2% | 41.5% | 29.8% | 20.0% | 54.3% | 36.1% |
| 28 | 2020 | 5/5 | 1.2 | 3.6 | 58.0% | 56.7% | 42.8% | 52.9% | 55.6% | 50.7% | 35.1% | 2019 | 2/2 | 0.5 | 3.5 | 71.8% | 57.6% | 42.6% | 65.0% | 58.3% | 53.4% | 29.0% |
| 29 | 2021 | 6/6 | 1.0 | 1.8 | 62.3% | 59.0% | 38.9% | 44.2% | 32.0% | 50.4% | 39.1% | — | —/— | — | — | — | — | — | — | — | — | — |
| 30 | — | —/— | — | — | — | — | — | — | — | — | — | 2021 | 1/1 | 2.0 | 2.0 | 73.3% | 55.4% | 59.3% | 55.6% | 66.7% | 56.4% | 30.8% |
| Career | — | 44/45 | 1.2 | 2.5 | 62.3% | 60.2% | 46.1% | 51.3% | 45.1% | 55.1% | 40.7% | — | 10/11 | 0.7 | 3.7 | 65.2% | 60.4% | 48.1% | 53.3% | 44.2% | 56.1% | 35.6% |
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 | Kristie Ahn | Danielle Lao | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | |
| 16 | 2008 | 1499 | 109.2 | +3.29 | +3.17 | 0.794 | 43.5% | — | — | — | 0.0% | -2.50 | — | — | — | -0.27 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 2014 | 1492 | 101.3 | -2.84 | +4.06 | 0.713 | 43.8% | — | — | — | 0.0% | -3.00 | — | — | — | -0.03 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 25 | 2017 | 1534 | 111.8 | +1.76 | +0.63 | 1.170 | 52.8% | -45 | — | +139 | 50.0% | +0.30 | 0–2 | 0–1 | — | -0.16 | 2016 | 1470 | 104.9 | +2.56 | -1.59 | 1.123 | 52.3% | — | — | — | 60.0% | +0.60 | 0–1 | — | — | -0.09 |
| 26 | 2018 | 1586 | 117.3 | -2.65 | -0.75 | 0.791 | 45.2% | -17 | — | — | 20.0% | -2.00 | 0–1 | 0–1 | — | -0.25 | 2017 | 1466 | 104.6 | -1.24 | -2.67 | 0.824 | 46.5% | — | — | — | 20.0% | -1.60 | 0–1 | 1–1 | — | +0.34 |
| 27 | 2019 | 1660 | 125.1 | +0.04 | -0.01 | 0.959 | 49.4% | +2 | — | — | 54.1% | -0.08 | 3–2 (60%) | 4–1 (80%) | 103.9 | +0.11 | 2018 | 1473 | 105.3 | -1.09 | -1.90 | 0.789 | 44.5% | — | — | — | 0.0% | -2.83 | — | 0–1 | — | +0.04 |
| 28 | 2020 | 1631 | 119.9 | -0.89 | -0.51 | 0.713 | 43.5% | +10 | — | — | 0.0% | -3.38 | — | 0–1 | — | -0.86 | 2019 | 1519 | 102.1 | +0.35 | -2.46 | 0.622 | 43.6% | — | — | — | 0.0% | -2.50 | — | 0–1 | — | -0.12 |
| 29 | 2021 | 1541 | 97.1 | -2.88 | -3.00 | 0.788 | 44.6% | — | — | +113 | 33.3% | -1.50 | 2–0 | 1–1 | — | +0.39 | 2020 | 1525 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 30 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2021 | 1539 | 95.9 | -1.78 | -0.33 | 0.706 | 44.3% | — | — | — | 33.3% | -1.33 | 0–1 | 1–0 | — | +0.05 |
| 31 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 1534 | 99.7 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 1708 | 120.6 | -0.47 | -0.28 | 0.906 | 48.0% | -10 | — | +124 | 38.5% | -0.86 | 5–5 (50%) | 5–5 (50%) | 101.2 | -2.38 | — | 1552 | 103.8 | -0.17 | -1.95 | 0.812 | 46.3% | — | — | — | 21.7% | -1.56 | 0–3 (0%) | 2–3 (40%) | 96.3 | +2.20 |
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 |
|---|---|---|---|---|---|
| Serena Williams | 0 | 2 | 2 | Sep 29, 2020 | H2H |
| Donna Vekic | 0 | 2 | 2 | Feb 13, 2020 | H2H |
| Elise Mertens | 1 | 1 | 2 | Sep 3, 2019 | H2H |
| Jelena Ostapenko | 2 | 0 | 2 | Aug 31, 2019 | H2H |
| Svetlana Kuznetsova | 1 | 1 | 2 | Aug 28, 2019 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Katie Boulter | 0 | 1 | 1 | Jun 30, 2021 | H2H |
| Yafan Wang | 0 | 1 | 1 | Sep 19, 2019 | H2H |
| Ajla Tomljanovic | 0 | 1 | 1 | Jun 13, 2019 | H2H |
| Barbora Strycova | 0 | 1 | 1 | Aug 29, 2018 | H2H |
| Danielle Collins | 0 | 1 | 1 | Aug 2, 2018 | H2H |