H2H data updated: 2026-09-14 00:00 UTC

Ayumi Morita vs Michaella Krajicek H2H: 0-1

Michaella Krajicek holds a 1–0 lead over Ayumi Morita in their WTA head-to-head. Across 1 main-draw meeting, Michaella Krajicek leads 1–0 on hard courts. Most recently, Michaella Krajicek won the 2009 Miami Open first round 1-6 6-4 7-6(3).

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Ayumi Morita
Japan Age 36 Right-Handed 164 cm / 5'5"
H2H
0 – 1
1 main-draw meetings
Michaella Krajicek
The Netherlands Age 37 Right-Handed 177 cm / 5'10"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Michaella Krajicek #154 1-6 6-4 7-6(3) Ayumi Morita #81 Match data Mar 27, 2009* R128 Miami Open Premier Mandatory → modern equivalent WTA 1000 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.

Career Comparison

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
Ayumi Morita #1,117 #40 1,345 1,700 83 127 39.5% 0 0 0 0 0 0
Michaella Krajicek #1,134 #30 918 1,802 89 98 47.6% 0 0 0 0 3 3

Career Progression by Age

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 Ayumi Morita Michaella Krajicek
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
14 — — — — — — — 2003 0–1 0.0% — 1,489 0 0
15 2005 0–1 0.0% #318 1,493 0 0 2004 0–2 0.0% #244 1,471 0 0
16 2006 2–1 66.7% #180 1,519 0 0 2005 14–8 63.6% #63 1,653 0 1
17 2007 6–6 50.0% #138 1,580 0 0 2006 26–16 61.9% #35 1,752 0 3
18 2008 6–11 35.3% #86 1,593 0 0 2007 21–25 45.7% #33 1,670 0 3
19 2009 10–21 32.3% #83 1,509 0 0 2008 3–13 18.8% #203 1,536 0 3
20 2010 9–17 34.6% #73 1,491 0 0 2009 4–7 36.4% #128 1,536 0 3
21 2011 20–25 44.4% #49 1,581 0 0 2010 2–5 28.6% #145 1,506 0 3
22 2012 9–20 31.0% #85 1,539 0 0 2011 9–6 60.0% #93 1,589 0 3
23 2013 18–21 46.2% #60 1,572 0 0 2012 7–9 43.8% #167 1,562 0 3
24 2014 3–4 42.9% #248 1,573 0 0 2013 1–4 20.0% #282 1,536 0 3
25 — — — — — — — 2014 1–1 50.0% #273 1,545 0 3
26 — — — — — — — 2015 1–1 50.0% #178 1,549 0 3

Surface Results by Age

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 Ayumi Morita Michaella Krajicek
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
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 %
14 — — — — — — — — — — — — — — — — — 2003 — — — — — — — — 0 1 1 0.0% — — — —
15 2005 0 1 1 0.0% — — — — — — — — — — — — 2004 0 1 1 0.0% — — — — 0 1 1 0.0% — — — —
16 2006 — — — — — — — — 2 1 3 66.7% — — — — 2005 11 5 16 68.8% 1 2 3 33.3% 2 1 3 66.7% — — — —
17 2007 4 4 8 50.0% — — — — 2 2 4 50.0% — — — — 2006 14 9 23 60.9% 7 6 13 53.8% 5 1 6 83.3% — — — —
18 2008 5 7 12 41.7% 1 3 4 25.0% 0 1 1 0.0% — — — — 2007 9 14 23 39.1% 7 7 14 50.0% 5 3 8 62.5% 0 1 1 0.0%
19 2009 6 13 19 31.6% 4 6 10 40.0% 0 2 2 0.0% — — — — 2008 0 4 4 0.0% 0 6 6 0.0% 3 3 6 50.0% — — — —
20 2010 5 10 15 33.3% 2 5 7 28.6% 2 2 4 50.0% — — — — 2009 3 5 8 37.5% — — — — 1 2 3 33.3% — — — —
21 2011 15 18 33 45.5% 4 5 9 44.4% 1 2 3 33.3% — — — — 2010 1 3 4 25.0% 1 1 2 50.0% 0 1 1 0.0% — — — —
22 2012 5 15 20 25.0% 3 3 6 50.0% 1 2 3 33.3% — — — — 2011 9 5 14 64.3% 0 1 1 0.0% — — — — — — — —
23 2013 14 14 28 50.0% 4 4 8 50.0% 0 3 3 0.0% — — — — 2012 5 5 10 50.0% 2 3 5 40.0% 0 1 1 0.0% — — — —
24 2014 3 4 7 42.9% — — — — — — — — — — — — 2013 0 2 2 0.0% — — — — 1 2 3 33.3% — — — —
25 — — — — — — — — — — — — — — — — — 2014 — — — — — — — — 1 1 2 50.0% — — — —
26 — — — — — — — — — — — — — — — — — 2015 — — — — — — — — 1 1 2 50.0% — — — —
Career — 57 86 143 39.9% 18 26 44 40.9% 8 15 23 34.8% — — — — — 52 53 105 49.5% 18 26 44 40.9% 19 18 37 51.4% 0 1 1 0.0%

Performance Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 194/209 of Ayumi Morita's and 134/184 of Michaella Krajicek'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 Ayumi Morita Michaella Krajicek
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 2006 3/3 1.7 3.7 67.9% 62.8% 50.9% 47.3% 65.1% 58.9% 45.0% 2005 5/22 4.4 4.8 58.1% 66.3% 43.8% 49.5% 51.2% 56.2% 43.3%
17 2007 11/12 0.5 3.4 59.4% 56.3% 47.5% 39.8% 47.6% 52.8% 40.3% 2006 17/42 3.8 4.1 60.9% 62.1% 45.9% 59.5% 48.6% 55.8% 35.8%
18 2008 14/17 0.4 2.3 61.8% 54.5% 44.0% 46.0% 45.0% 50.0% 43.4% 2007 39/46 4.5 5.1 59.9% 69.1% 44.6% 54.0% 49.3% 59.2% 44.1%
19 2009 28/31 0.9 2.4 63.9% 56.7% 43.1% 46.5% 49.0% 51.7% 41.1% 2008 16/16 3.5 4.8 60.6% 61.0% 45.5% 39.9% 46.1% 54.8% 37.2%
20 2010 25/26 1.3 1.7 68.1% 58.6% 46.8% 47.8% 47.3% 54.6% 41.4% 2009 11/11 2.6 5.6 59.8% 65.4% 48.9% 58.8% 39.7% 58.8% 37.8%
21 2011 41/45 0.7 1.9 67.7% 57.3% 46.1% 50.7% 50.8% 54.0% 43.4% 2010 7/7 4.0 5.4 60.9% 61.2% 36.9% 48.0% 53.7% 51.7% 39.3%
22 2012 26/29 0.5 1.5 61.4% 57.6% 46.3% 48.3% 47.0% 52.8% 41.2% 2011 14/15 6.1 4.1 52.7% 76.4% 48.5% 45.5% 36.0% 63.2% 38.2%
23 2013 39/39 1.1 1.7 63.4% 59.4% 43.3% 47.2% 47.5% 53.3% 40.1% 2012 16/16 5.6 6.9 52.9% 67.5% 45.5% 45.1% 33.8% 57.1% 38.4%
24 2014 7/7 1.7 2.1 63.3% 50.7% 47.6% 43.2% 56.7% 49.7% 38.0% 2013 5/5 6.0 8.2 51.0% 65.0% 40.1% 47.1% 53.3% 53.1% 38.0%
25 — —/— — — — — — — — — — 2014 2/2 8.0 2.0 63.2% 74.3% 55.9% 55.0% 52.4% 67.6% 37.9%
26 — —/— — — — — — — — — — 2015 2/2 18.5 2.5 67.9% 74.8% 50.7% 65.3% 56.3% 67.0% 23.4%
Career — 194/210 0.9 2.0 64.4% 57.4% 45.3% 47.4% 48.7% 53.0% 41.5% — 134/187 4.7 5.1 58.3% 67.0% 45.4% 50.9% 45.4% 57.9% 39.5%

Advanced Statistics Comparison by Age

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 Ayumi Morita Michaella Krajicek
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
14 — — — — — — — — — — — — — — — — 2003 1490 95.6 — — — — — — — 0.0% -4.00 — — — +0.01
15 2005 1494 104.4 — — — — — — — 0.0% -2.00 — — — -0.21 2004 1472 98.0 — — — — — — — 33.3% -3.33 0–1 1–0 — -0.11
16 2006 1519 102.2 +1.30 +0.12 1.096 52.3% — — +115 62.5% +0.50 1–1 — — +0.20 2005 1653 123.1 -0.34 -0.48 0.988 50.3% +4 -140 -95 60.0% +0.98 6–4 (60%) 2–3 (40%) 102.6 +0.45
17 2007 1581 112.6 -1.21 -2.90 0.853 46.9% -27 — +79 48.1% -0.67 2–1 (67%) 0–1 — -0.87 2006 1752 128.7 +0.10 -4.98 0.810 46.4% -10 -161 -31 54.0% +0.30 10–1 (91%) 4–6 (40%) 109.2 -1.86
18 2008 1594 118.1 -3.04 +0.17 0.867 47.0% -4 -65 — 38.5% -1.36 2–3 (40%) 2–1 (67%) 101.2 -0.99 2007 1671 133.9 +2.45 +0.06 1.081 51.6% -42 -36 +109 46.7% +0.27 7–8 (47%) 3–13 (19%) 92.8 -0.19
19 2009 1509 112.7 -2.81 -2.13 0.851 46.5% +27 +15 — 40.3% -0.48 3–5 (38%) 0–4 (0%) 95.2 +1.33 2008 1536 99.3 -1.35 -4.34 0.823 45.9% +17 -23 +207 27.0% -1.33 1–4 (20%) 2–2 (50%) 94.8 +0.74
20 2010 1491 104.6 -1.00 -2.22 0.913 47.8% +2 -13 +95 40.4% -0.56 2–5 (29%) 2–3 (40%) 95.1 +1.31 2009 1536 114.7 +1.40 -2.80 0.919 48.8% +22 — +168 40.7% -0.74 2–3 (40%) 3–0 (100%) — -0.19
21 2011 1581 128.3 -1.15 -0.28 0.944 48.8% +6 -49 -35 48.5% -0.26 7–10 (41%) 5–4 (56%) 100.3 +1.00 2010 1507 96.3 -2.93 -3.02 0.815 45.9% +30 — — 31.3% -1.25 1–1 1–0 — +0.16
22 2012 1539 121.0 -2.33 -2.09 0.874 47.0% -19 +36 +28 40.4% -0.65 2–5 (29%) 1–2 (33%) 97.2 +0.05 2011 1589 120.2 +2.85 -3.04 1.037 50.4% +35 — — 57.1% +0.40 3–2 (60%) 3–1 (75%) 103.9 +1.00
23 2013 1572 122.1 -1.70 -2.81 0.859 46.8% +14 +20 -125 48.8% -0.43 6–4 (60%) 3–1 (75%) 105.0 -0.02 2012 1562 112.0 -0.14 -3.52 0.895 47.7% +61 -54 — 44.4% -0.53 4–2 (67%) 4–1 (80%) 104.8 +0.19
24 2014 1573 103.7 -2.70 -1.82 0.755 44.4% +11 — — 46.2% -1.38 1–0 3–0 (100%) — -0.21 2013 1536 98.4 -0.64 -2.23 0.809 45.9% — — +55 33.3% -1.33 0–2 0–2 — -0.28
25 — — — — — — — — — — — — — — — — 2014 1546 103.0 +2.61 -2.09 1.167 52.6% — — — 40.0% +0.80 1–0 0–2 — +0.11
26 — — — — — — — — — — — — — — — — 2015 1549 102.0 +0.78 -1.05 0.709 47.8% — — — 60.0% -0.20 0–1 1–0 — +0.05
27 2017 1558 99.8 — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
28 — — — — — — — — — — — — — — — — 2017 1529 92.7 — — — — — — — — — — — — —
29 — — — — — — — — — — — — — — — — 2018 1512 — — — — — — — — — — — — — —
35 — — — — — — — — — — — — — — — — 2024 1502 97.6 — — — — — — — — — — — — —
Career — 1701 122.1 -1.80 -1.71 0.884 47.4% +4 -6 +32 44.4% -0.56 26–34 (43%) 16–16 (50%) 99.6 +0.76 — 1803 124.4 +0.82 -2.41 0.938 48.8% +3 -84 +80 47.2% -0.05 35–29 (55%) 24–30 (44%) 100.5 +0.04

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.