# Oleksandra Oliynykova vs Mary Stoiana — Head-to-Head

Source: https://tennis-db.com/wta/rivalries/oleksandra-oliynykova-vs-mary-stoiana?player1_id=balldontlie_wta:21156&player2_id=balldontlie_wta:661826
Tour: WTA

Mary Stoiana holds a 1–0 lead over Oleksandra Oliynykova in their WTA head-to-head. Across 1 main-draw meeting, Mary Stoiana leads 1–0 on hard courts. Most recently, Mary Stoiana won the 2026 Japan Women's Open first round 6-2 6-3.

Category presentation: Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category.
Details: https://tennis-db.com/glossary#category-equivalence

Category presentation: Asterisked totals include editions mapped from documented historical predecessor categories.
Details: https://tennis-db.com/glossary#category-equivalence

## Overall
- Oleksandra Oliynykova: 0 wins
- Mary Stoiana: 1 wins
- Total meetings: 1

## By surface
- Hard: Oleksandra Oliynykova 0 - 1 Mary Stoiana

## By tournament category
- WTA 250: Oleksandra Oliynykova 0 - 1 Mary Stoiana

## Advanced statistics comparison
Career aggregates from the precomputed Advanced table. Surface Elo values are relative to overall Elo; career Schedule is normalized per 100 matches and lower means tougher opposition.

| Player | Peak Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win% | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule |
| :--- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Oleksandra Oliynykova | 1804 | 117.8 | -4.0 | 1.23 | 0.919 | 48.0% | -134 | 171 | - | 50.6% | -0.4 | 6-3 (67%) | 5-4 (56%) | 101.6 | 1.66 |
| Mary Stoiana | 1711 | 112.8 | -1.82 | -1.0 | 0.927 | 48.7% | -34 | - | - | 42.9% | -0.71 | 0-3 (0%) | 2-1 (67%) | 97.1 | -7.0 |

## Recent meetings (last 10)
| Date | Tournament | Category | Round | Surface | Winner | Score |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 2026-10-20 | Japan Women's Open | WTA 250 | R32 | Hard | Mary Stoiana | 6-2 6-3 |

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Canonical URL: https://tennis-db.com/wta/rivalries/oleksandra-oliynykova-vs-mary-stoiana?player1_id=balldontlie_wta:21156&player2_id=balldontlie_wta:661826
Data source: TennisDB (tennis-db.com)