Player data updated: 2026-10-18 18:07 UTC
Mary Stoiana
Instagram profile (opens in new tab)Mary Stoiana represents the United States on the WTA Tour and is ranked at a career-high No. 114. She most recently defeated Sayaka Ishii in the Japan Women's Open second qualifying round on October 18, 2026.
Singles ranking
114
Career singles high
114 (Sep 21, 2026)
Elo peak
1695 (58th percentile)
Singles record
2–6 (25.0%)
Singles titles
0
Prize money
$573,146
YTD W-L
2–6
Records cover recorded main-draw singles results in TennisDB's WTA event archive, including credited walkovers; qualifying is shown separately below.
WTA Matches full match log → Last 3: 2–1
| Opponent | Score | Result | H2H | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|---|
| Sayaka Ishii | 6-4 7-5 | W | H2H | Match data | Oct 18, 2026 | Q2 | Japan Women's Open | WTA 250 | Hard |
| Rinko Matsuda | 6-3 7-6(1) | W | H2H | Match data | Oct 17, 2026 | Q1 | Japan Women's Open | WTA 250 | Hard |
| Paula Badosa | 4-6 2-6 | L | H2H | Match data | Sep 18, 2026 | QF | São Paulo Open | WTA 250 | Hard |
| Dominika Salkova | 7-6(5) 6-1 | W | H2H | Match data | Sep 17, 2026 | R16 | São Paulo Open | WTA 250 | Hard |
| Claire Liu | 6-3 7-5 | W | H2H | Match data | Sep 16, 2026 | R32 | São Paulo Open | WTA 250 | Hard |
Qualifying matches are shown here but excluded from main-draw summaries and leaderboards.
Rivals all rivalries →
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Paula Badosa | 0 | 1 | 1 | Sep 18, 2026 | H2H |
| Dominika Salkova | 1 | 0 | 1 | Sep 17, 2026 | H2H |
| Claire Liu | 1 | 0 | 1 | Sep 16, 2026 | H2H |
| Alexandra Eala | 0 | 1 | 1 | Sep 2, 2026 | H2H |
| Tereza Valentova | 0 | 1 | 1 | Aug 14, 2026 | H2H |
Career Results
Career Results by Surface
Career Results by Opponent Rank
| Season | Age | 1-10 | 11-30 | 31-100 | 100+ | Total | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | ||
| 2026 | 23 | 0 | 0 | — | — | 0 | 1 | 1 | 0.0% | 1 | 5 | 6 | 16.7% | 1 | 0 | 1 | 100.0% | 2 | 6 | 8 | 25.0% |
| Career | 0 | 0 | — | — | 0 | 1 | 1 | 0.0% | 1 | 5 | 6 | 16.7% | 1 | 0 | 1 | 100.0% | 2 | 6 | 8 | 25.0% | |
Performance Stats
| Season | Age | Sample | Aces/M | DFs/M | 1st Sv% | 1st Sv Pts% | 2nd Sv Pts% | BP Saved% | BP Conv% | Svc Pts% | Ret Pts% |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 23 | 8/8 | 0.9 | 3.4 | 60.3% | 58.7% | 47.3% | 49.6% | 42.9% | 54.3% | 41.1% |
| Career | 8/8 | 0.9 | 3.4 | 60.3% | 58.7% | 47.3% | 49.6% | 42.9% | 54.3% | 41.1% |
Advanced Stats
| Season | Age | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | 21 | 1487 | 97.8 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2025 | 22 | 1513 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2026 | 23 | 1695 | 116.2 | -1.27 | -1.47 | 0.900 | 47.8% | -32 | — | — | 36.8% | -1.16 | 0–3 (0%) | 2–1 (67%) | 97.1 | -0.60 |
| Career | 1695 | 112.1 | -1.27 | -1.47 | 0.900 | 47.8% | -32 | — | — | 36.8% | -1.16 | 0–3 (0%) | 2–1 (67%) | 97.1 | -7.50 |
Tournament Results by Category
Grand Slams
| Season | Age | AO | RG | W | USO | W-L Win % |
|---|---|---|---|---|---|---|
| 2024 | 21 | — | — | — | Q1 | 0–1 (0%) |
| 2026 | 23 | Q2 | Q3 | Q2 | R128 | 7–4 (64%) |
| W-L | 1–1 (50%) | 2–1 (67%) | 1–1 (50%) | 3–2 (60%) |
7–5 (58%) |
WTA 1000
| Season | Age | CIN | IW | MIA | CAN | W-L Win % |
|---|---|---|---|---|---|---|
| 2026 | 23 | R128 | Q1 | Q2 | Q1 | 3–4 (43%) |
| W-L | 2–1 (67%) | 0–1 (0%) | 1–1 (50%) | 0–1 (0%) |
3–4 (43%) |
WTA 500
| Season | Age | CHA | W-L Win % |
|---|---|---|---|
| 2026 | 23 | R64 | 2–1 (67%) |
| W-L | 2–1 (67%) |
2–1 (67%) |
WTA 250
| Season | Age | ATX | MEM | JAP | SÃO | W-L Win % |
|---|---|---|---|---|---|---|
| 2026 | 23 | R32 | R32 | Q2 | QF | 4–3 (57%) |
| W-L | 0–1 (0%) | 0–1 (0%) | 2–0 (100%) | 2–1 (67%) |
4–3 (57%) |
Results show the best round reached per tournament and season.
WTA Ranking History full ranking history →
Current rank
114
Career high
114
Career-high date
Sep 21, 2026
First Top 100
—
First Top 50
—
First Top 20
—
First Top 10
—
Ranking History Matrix
Similar Players
Other WTA players with comparable peak level, era, career record, and career scale.
| Player | Country | Peak ranking | Peak Elo | M | W | L | Win % | Prize money | Titles | GS | W1000 | Years | Rivalries | Match log |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Elvina Kalieva (active player) | USA | #112 | 1,669 | 19 | 4 | 15 | 21.1% | $897,886 | 0 | 0 | 0 | 2022–2026 | Rivalries | Match log |
| Emerson Jones (active player) | AUS | #122 | 1,602 | 12 | 3 | 9 | 25.0% | $735,734 | 0 | 0 | 0 | 2025–2026 | Rivalries | Match log |
| Katie Swan (active player) | GBR | #118 | 1,609 | 23 | 6 | 17 | 26.1% | $1,203,590 | 0 | 0 | 0 | 2015–2026 | Rivalries | Match log |
| Carol Young Suh Lee (active player) | USA | #136 | 1,652 | 4 | 1 | 3 | 25.0% | $374,867 | 0 | 0 | 0 | 2026–2026 | Rivalries | Match log |
| Lisa Pigato (active player) | ITA | #109 | 1,586 | 5 | 1 | 4 | 20.0% | $355,094 | 0 | 0 | 0 | 2021–2026 | Rivalries | Match log |
| Tatiana Prozorova (active player) | RUS | #117 | 1,703 | 15 | 5 | 10 | 33.3% | $601,183 | 0 | 0 | 0 | 2023–2026 | Rivalries | Match log |
| Maddison Inglis (active player) | AUS | #112 | 1,679 | 37 | 11 | 26 | 29.7% | $1,944,250 | 0 | 0 | 0 | 2016–2026 | Rivalries | Match log |
| Himeno Sakatsume (active player) | JPN | #115 | 1,697 | 14 | 5 | 9 | 35.7% | $784,907 | 0 | 0 | 0 | 2022–2026 | Rivalries | Match log |
| Sofia Costoulas (active player) | BEL | #134 | 1,617 | 7 | 2 | 5 | 28.6% | $454,986 | 0 | 0 | 0 | 2026–2026 | Rivalries | Match log |
| Elizabeth Mandlik (active player) | USA | #97 | 1,651 | 26 | 7 | 19 | 26.9% | $1,111,216 | 0 | 0 | 0 | 2022–2026 | Rivalries | Match log |
| Jessika Ponchet (active player) | FRA | #104 | 1,620 | 30 | 8 | 22 | 26.7% | $1,673,390 | 0 | 0 | 0 | 2018–2026 | Rivalries | Match log |
| Storm Hunter (active player) | AUS | #114 | 1,727 | 63 | 19 | 44 | 30.2% | $4,562,232 | 0 | 0 | 0 | 2014–2026 | Rivalries | Match log |
Frequently Asked Questions
- How old is Mary Stoiana?
- Mary Stoiana is 23 years old, born on May 6, 2003.
- Which country does Mary Stoiana represent?
- Mary Stoiana represents United States in TennisDB's WTA records.
- Is Mary Stoiana left-handed or right-handed?
- Mary Stoiana plays right-handed.
- How many Grand Slam singles titles has Mary Stoiana won?
- Mary Stoiana has not won a Grand Slam singles title.
- How many WTA 1000 titles has Mary Stoiana won?
- TennisDB does not group any of Mary Stoiana's titles under the modern WTA 1000 category.
- What is Mary Stoiana's highest WTA ranking?
- Mary Stoiana's career-high WTA singles ranking is world No. 114, first achieved on September 21, 2026.
- What is Mary Stoiana's career win-loss record?
- Mary Stoiana has a career WTA singles record of 2 wins and 6 losses (25.0%).
- How much career prize money has Mary Stoiana earned?
- Mary Stoiana has earned at least $573,146 in career prize money from professional tennis.
- Which seasons of Mary Stoiana's career appear in TennisDB?
- Mary Stoiana appears in TennisDB's WTA main-tour match records in 2026.
- Who has Mary Stoiana faced most often?
- Mary Stoiana's most frequent opponent is Paula Badosa, with a head-to-head record of 0–1 across 1 meeting.