H2H data updated: 2026-07-19 14:15 UTC
Mariana Diaz-Oliva vs Saori Obata H2H: 1-0
Mariana Diaz-Oliva holds a 1–0 lead over Saori Obata in their WTA head-to-head. Across 1 main-draw meeting, Mariana Diaz-Oliva leads 1–0 on hard courts. Most recently, Mariana Diaz-Oliva won the 2005 Australian Open first round 6-3 6-4.
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ARG
Age 50
Right-Handed
172 cm / 5'8"
H2H
1
–
0
1 main draw meetings
JPN
Age 48
Right-Handed
165 cm / 5'5"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Jan 19, 2005* | Australian Open | Grand Slam | R128 | Hard | Mariana Diaz-Oliva | 6-3 6-4 | Saori Obata | Match data |
* Estimated match date where the exact historical date is unavailable.
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mariana Diaz-Oliva | #452 | #42 | 696 | 1,654 | 86 | 129 | 40.0% | 0 | 0 | 0 | 0 | 1 | 1 |
| Saori Obata | #659 | #39 | 836 | 1,666 | 42 | 76 | 35.6% | 0 | 0 | 0 | 0 | 0 | 0 |
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 | Mariana Diaz-Oliva | Saori Obata | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 18 | — | — | — | — | — | — | — | 1996 | 0–2 | 0.0% | #300 | 1,469 | 0 | 0 |
| 19 | — | — | — | — | — | — | — | 1997 | 0–1 | 0.0% | #228 | 1,455 | 0 | 0 |
| 20 | 1996 | 0–1 | 0.0% | #140 | 1,485 | 0 | 0 | 1998 | 0–1 | 0.0% | #216 | 1,440 | 0 | 0 |
| 21 | 1997 | 2–7 | 22.2% | #106 | 1,479 | 0 | 0 | 1999 | 0–1 | 0.0% | #455 | 1,431 | 0 | 0 |
| 22 | 1998 | 6–9 | 40.0% | #95 | 1,484 | 0 | 0 | 2000 | 2–2 | 50.0% | #174 | 1,458 | 0 | 0 |
| 23 | 1999 | 9–11 | 45.0% | #107 | 1,516 | 0 | 0 | 2001 | 6–8 | 42.9% | #94 | 1,513 | 0 | 0 |
| 24 | 2000 | 4–8 | 33.3% | #112 | 1,503 | 0 | 0 | 2002 | 3–14 | 17.6% | #126 | 1,462 | 0 | 0 |
| 25 | 2001 | 18–22 | 45.0% | #55 | 1,549 | 0 | 0 | 2003 | 18–17 | 51.4% | #49 | 1,641 | 0 | 0 |
| 26 | 2002 | 11–15 | 42.3% | #89 | 1,568 | 0 | 1 | 2004 | 8–18 | 30.8% | #109 | 1,497 | 0 | 0 |
| 27 | 2003 | 4–4 | 50.0% | #172 | 1,582 | 0 | 1 | 2005 | 4–9 | 30.8% | #110 | 1,502 | 0 | 0 |
| 28 | 2004 | 5–9 | 35.7% | #102 | 1,541 | 0 | 1 | 2006 | 1–3 | 25.0% | #289 | 1,506 | 0 | 0 |
| 29 | 2005 | 22–23 | 48.9% | #58 | 1,606 | 0 | 1 | — | — | — | — | — | — | — |
| 30 | 2006 | 5–20 | 20.0% | #192 | 1,460 | 0 | 1 | — | — | — | — | — | — | — |