Player data updated: 2026-09-02 10:40 UTC
Tam Oshaughnessy
Tam Oshaughnessy represented the United States on the WTA Tour. In TennisDB's records, Tam Oshaughnessy finished with a career record of 16–51 and no singles titles. Weekly WTA ranking coverage before 1984 is incomplete outside audited No. 1 and year-end Top 10 anchors.
Peak ranking
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Elo peak
1500 (5th percentile)
Career record
16–51 (23.9%)
Career titles
0
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 →
| Opponent | Score | Result | H2H | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|---|
| Penny Moor | 1-6 3-6 | L | H2H | Match data | Jun 12, 1974* | R64 | Beckenham | WTA 250 | Grass |
| Mimi Wikstedt | 4-6 2-6 | L | H2H | Match data | Apr 25, 1974* | R32 | Atlanta | WTA 250 | — |
| Janet Haas | (w/o) | W | H2H | Match data | Apr 24, 1974* | R64 | Atlanta | WTA 250 | — |
| Patricia Bostrom | 3-6 0-6 | L | H2H | Match data | Apr 11, 1974* | R32 | Phoenix Aztec | WTA 250 | Hard |
| Kazuko Sawamatsu | 3-6 5-7 | L | H2H | Match data | Apr 5, 1974* | R16 | Costa Mesa | WTA 250 | Hard |
Rivals all rivalries →
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Karen Krantzcke | 0 | 3 | 3 | Aug 9, 1973 | H2H |
| Nancy Richey | 0 | 3 | 3 | Mar 24, 1972 | H2H |
| Penny Moor | 0 | 2 | 2 | Jun 12, 1974 | H2H |
| Marita Redondo | 1 | 1 | 2 | Apr 4, 1974 | H2H |
| Liz Worner | 0 | 2 | 2 | Mar 21, 1974 | H2H |
Career Results
Career Results by Surface
| Season | Hard | Clay | Grass | Carpet | Total | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | |
| 1968 | 0 | 5 | 5 | 0.0% | 1 | 2 | 3 | 33.3% | 0 | 1 | 1 | 0.0% | — | — | — | — | 1 | 8 | 9 | 11.1% |
| 1969 | 1 | 4 | 5 | 20.0% | — | — | — | — | 0 | 2 | 2 | 0.0% | — | — | — | — | 1 | 6 | 7 | 14.3% |
| 1970 | 0 | 3 | 3 | 0.0% | — | — | — | — | 1 | 2 | 3 | 33.3% | — | — | — | — | 1 | 5 | 6 | 16.7% |
| 1971 | 0 | 1 | 1 | 0.0% | 0 | 2 | 2 | 0.0% | 2 | 4 | 6 | 33.3% | — | — | — | — | 2 | 7 | 9 | 22.2% |
| 1972 | 0 | 1 | 1 | 0.0% | 2 | 5 | 7 | 28.6% | 3 | 7 | 10 | 30.0% | 0 | 1 | 1 | 0.0% | 5 | 14 | 19 | 26.3% |
| 1973 | 0 | 1 | 1 | 0.0% | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — | 0 | 3 | 3 | 0.0% |
| 1974 | 1 | 2 | 3 | 33.3% | 1 | 2 | 3 | 33.3% | 0 | 1 | 1 | 0.0% | 3 | 1 | 4 | 75.0% | 6 | 8 | 14 | 42.9% |
| Career | 2 | 17 | 19 | 10.5% | 4 | 13 | 17 | 23.5% | 6 | 17 | 23 | 26.1% | 3 | 2 | 5 | 60.0% | 16 | 51 | 67 | 23.9% |
Advanced Stats
| Season | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1968 | 1437 | 92.0 | — | — | — | — | -49 | +76 | — | 11.1% | -3.22 | — | — | — | -0.48 |
| 1969 | 1416 | 93.3 | — | — | — | — | -59 | — | — | 14.3% | -2.86 | — | — | — | -0.18 |
| 1970 | 1402 | 93.5 | — | — | — | — | -77 | — | +90 | 16.7% | -3.00 | — | — | — | +0.30 |
| 1971 | 1388 | 99.0 | — | — | — | — | — | — | +98 | 26.3% | -1.95 | 0–1 | — | — | +0.83 |
| 1972 | 1438 | 108.2 | — | — | — | — | — | +35 | +51 | 30.0% | -1.70 | 2–2 (50%) | 1–0 | — | -0.25 |
| 1973 | 1421 | 109.9 | — | — | — | — | — | — | — | 14.3% | -2.71 | 0–1 | — | — | -0.12 |
| 1974 | 1401 | 97.2 | — | — | — | — | 0 | +24 | — | 34.6% | -1.04 | 1–1 | 1–0 | — | +1.51 |
| Career | 1500 | 98.9 | — | — | — | — | -39 | +42 | +72 | 24.3% | -2.10 | 3–5 (38%) | 2–0 | — | +2.52 |
Tournament Results by Category
Grand Slams
| Season | W | USO | W-L Win % |
|---|---|---|---|
| 1969 | — | R64 | 0–1 (0%) |
| 1970 | — | R64 | 0–1 (0%) |
| 1972 | R128 | R64 | 0–2 (0%) |
| W-L | 0–1 (0%) | 0–3 (0%) |
0–4 (0%) |
WTA 500
| Season | SDG | PAC | W-L Win % |
|---|---|---|---|
| 1968 | QF | — | 0–1 (0%) |
| 1969 | — | R32 | 0–1 (0%) |
| W-L | 0–1 (0%) | 0–1 (0%) |
0–2 (0%) |
WTA 250
| Season | ATL | CIN | NAP | SDG | BEC | BER | BOS | CHE | CHI | CHI | COL | COS | DEN | DUB | GRE | GUI | HAV | JAC | LA | LA | LOS | MIL | NAS | OCA | OJA | PEN | PHO | PHO | PRO | RIC | SAN | SOU | SUR | TUC | WES | W-L Win % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1968 | — | — | R16 | — | — | R16 | — | R64 | — | — | — | — | — | — | — | — | — | — | — | R16 | R16 | R16 | — | — | QF | — | — | — | — | — | — | — | — | — | — | 1–7 (12%) |
| 1969 | — | — | — | QF | — | — | — | R64 | — | — | — | — | — | — | — | — | — | — | R16 | — | R16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1–4 (20%) |
| 1970 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | R16 | — | — | — | — | — | R16 | — | — | — | R16 | — | — | — | — | — | R32 | — | — | — | — | 1–4 (20%) |
| 1971 | — | R32 | R32 | — | QF | — | — | — | — | — | — | — | — | QF | — | — | R32 | — | — | — | — | — | — | — | — | — | R32 | — | — | — | — | R16 | — | — | — | 2–7 (22%) |
| 1972 | — | — | — | — | R32 | — | R32 | — | R64 | QF | R32 | — | — | R16 | — | R32 | — | R32 | — | — | — | — | — | — | — | — | — | — | — | R32 | — | — | R16 | R32 | R32 | 5–12 (29%) |
| 1973 | — | — | — | — | — | — | — | — | — | — | — | — | R32 | — | — | — | — | — | — | — | — | — | R32 | — | — | — | — | — | — | R32 | — | — | — | — | — | 0–3 (0%) |
| 1974 | R32 | — | — | — | R64 | — | — | — | — | — | — | R16 | — | — | — | — | — | R32 | — | — | — | — | — | R32 | — | R32 | — | R32 | QF | — | — | — | — | — | — | 6–8 (43%) |
| W-L | 1–1 (50%) | 0–1 (0%) | 0–2 (0%) | 0–1 (0%) | 2–3 (40%) | 0–1 (0%) | 0–1 (0%) | 0–2 (0%) | 0–1 (0%) | 2–1 (67%) | 0–1 (0%) | 1–1 (50%) | 0–1 (0%) | 2–2 (50%) | 1–1 (50%) | 0–1 (0%) | 0–1 (0%) | 0–2 (0%) | 0–1 (0%) | 0–1 (0%) | 1–3 (25%) | 1–1 (50%) | 0–1 (0%) | 1–1 (50%) | 0–2 (0%) | 0–1 (0%) | 0–1 (0%) | 0–1 (0%) | 3–1 (75%) | 0–2 (0%) | 0–1 (0%) | 0–1 (0%) | 1–1 (50%) | 0–1 (0%) | 0–1 (0%) |
16–45 (26%) |
Results show the best round reached per tournament and season.
WTA Ranking History full ranking history →
Career high
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Career-high date
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First Top 100
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First Top 50
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First Top 20
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First Top 10
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Ranking History Matrix
No ranking history available.
Data coverage: Weekly WTA ranking snapshots are unavailable before 1984. Audited official No. 1 change dates and year-end Top 10 ranks are included, but weekly counts and ranks outside those anchors remain incomplete.
Frequently Asked Questions
- Which country does Tam Oshaughnessy represent?
- Tam Oshaughnessy represents United States in TennisDB's WTA records.
- How many Grand Slams has Tam Oshaughnessy won?
- Tam Oshaughnessy has not won a Grand Slam title.
- How many WTA 1000 titles has Tam Oshaughnessy won?
- TennisDB does not group any of Tam Oshaughnessy's titles under the modern WTA 1000 category.
- What is Tam Oshaughnessy's career win-loss record?
- Tam Oshaughnessy has a career WTA singles record of 16 wins and 51 losses (23.9%).
- Which seasons of Tam Oshaughnessy's career appear in TennisDB?
- Tam Oshaughnessy appears in TennisDB's WTA main-tour match records from 1968 through 1974.
- On which surface does Tam Oshaughnessy have the highest recorded win rate?
- Among surfaces with at least 20 recorded matches, Tam Oshaughnessy's highest WTA main-draw win rate is on grass: 26.1% (6–17).
- Who has Tam Oshaughnessy faced most often?
- Tam Oshaughnessy's most frequent opponent is Karen Krantzcke, with a head-to-head record of 0–3 across 3 meetings.