H2H data updated: 2026-09-07 00:00 UTC
Sebastien Lareau holds a 1–0 lead over Ian Aler in their ATP head-to-head. Across 1 main-draw meeting, Sebastien Lareau leads 1–0 on hard courts. Most recently, Sebastien Lareau won the 1991 Canadian Open round of 64 3-6 7-6(5) 6-4.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Sebastien Lareau | 3-6 7-6(5) 6-4 | Ian Aler | Match data | Jul 24, 1991* | R64 | Canadian Open | Masters 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.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sebastien Lareau | #1,018 | #76 | 622 | 1,720 | 83 | 122 | 40.5% | 0 | 0 | 0 | 0 | 0 | 0 |
| Ian Aler | #1,029 | #536 | 23 | 1,500 | 0 | 1 | 0.0% | 0 | 0 | 0 | 0 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Sebastien Lareau | Ian Aler | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1989 | 0–1 | 0.0% | #1015 | 1,493 | 0 | 0 | 1991 | 0–1 | 0.0% | #610 | 1,483 | 0 | 0 |
| 1991 | 1–1 | 50.0% | #349 | 1,505 | 0 | 0 | — | — | — | — | — | — | — |
| 1992 | 1–2 | 33.3% | #197 | 1,501 | 0 | 0 | — | — | — | — | — | — | — |
| 1993 | 2–3 | 40.0% | #131 | 1,531 | 0 | 0 | — | — | — | — | — | — | — |
| 1994 | 3–13 | 18.8% | #119 | 1,482 | 0 | 0 | — | — | — | — | — | — | — |
| 1995 | 12–17 | 41.4% | #136 | 1,557 | 0 | 0 | — | — | — | — | — | — | — |
| 1996 | 15–15 | 50.0% | #105 | 1,676 | 0 | 0 | — | — | — | — | — | — | — |
| 1997 | 8–15 | 34.8% | #187 | 1,591 | 0 | 0 | — | — | — | — | — | — | — |
| 1998 | 19–19 | 50.0% | #79 | 1,657 | 0 | 0 | — | — | — | — | — | — | — |
| 1999 | 12–18 | 40.0% | #102 | 1,616 | 0 | 0 | — | — | — | — | — | — | — |
| 2000 | 5–11 | 31.2% | #124 | 1,597 | 0 | 0 | — | — | — | — | — | — | — |
| 2001 | 5–7 | 41.7% | #229 | 1,522 | 0 | 0 | — | — | — | — | — | — | — |
Rows are aligned in career order because complete birth data is unavailable. 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.
| Sebastien Lareau | Ian Aler | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Hard | Clay | Grass | Carpet | Yr | Hard | Clay | Grass | Carpet | ||||||||||||||||||||||||
| 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 % | ||
| 1989 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | 1991 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — |
| 1991 | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1992 | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1993 | 1 | 1 | 2 | 50.0% | — | — | — | — | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1994 | 1 | 8 | 9 | 11.1% | 0 | 1 | 1 | 0.0% | 0 | 2 | 2 | 0.0% | 2 | 2 | 4 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1995 | 5 | 7 | 12 | 41.7% | 0 | 1 | 1 | 0.0% | 0 | 3 | 3 | 0.0% | 7 | 6 | 13 | 53.8% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1996 | 11 | 11 | 22 | 50.0% | — | — | — | — | 2 | 1 | 3 | 66.7% | 2 | 3 | 5 | 40.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1997 | 6 | 11 | 17 | 35.3% | 1 | 2 | 3 | 33.3% | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1998 | 14 | 11 | 25 | 56.0% | 0 | 2 | 2 | 0.0% | 3 | 3 | 6 | 50.0% | 2 | 3 | 5 | 40.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1999 | 9 | 14 | 23 | 39.1% | 0 | 1 | 1 | 0.0% | 3 | 3 | 6 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2000 | 4 | 8 | 12 | 33.3% | 0 | 1 | 1 | 0.0% | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2001 | 4 | 5 | 9 | 44.4% | 0 | 1 | 1 | 0.0% | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 57 | 80 | 137 | 41.6% | 1 | 9 | 10 | 10.0% | 12 | 19 | 31 | 38.7% | 13 | 14 | 27 | 48.1% | Career | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — |
Rows are aligned in career order because complete birth data is unavailable. Detailed serve and return statistics available for 180/204 of Sebastien Lareau's and 1/1 of Ian Aler'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.
| Sebastien Lareau | Ian Aler | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% |
| 1991 | 2/2 | 13.0 | 6.5 | 44.7% | 74.2% | 46.6% | 49.3% | 21.8% | 58.6% | 38.4% | 1991 | 1/1 | 9.0 | 5.0 | 59.5% | 74.2% | 44.4% | 78.6% | 30.0% | 62.2% | 37.1% |
| 1992 | 3/3 | 3.0 | 3.0 | 58.7% | 69.7% | 47.5% | 71.6% | 33.3% | 60.1% | 43.6% | — | —/— | — | — | — | — | — | — | — | — | — |
| 1993 | 2/5 | 6.5 | 12.0 | 49.5% | 67.9% | 34.2% | 35.0% | 40.3% | 51.0% | 33.7% | — | —/— | — | — | — | — | — | — | — | — | — |
| 1994 | 14/16 | 7.1 | 6.0 | 54.3% | 71.6% | 41.9% | 59.4% | 34.6% | 58.4% | 35.9% | — | —/— | — | — | — | — | — | — | — | — | — |
| 1995 | 28/29 | 8.4 | 5.7 | 56.5% | 76.7% | 43.5% | 58.3% | 37.7% | 62.2% | 36.7% | — | —/— | — | — | — | — | — | — | — | — | — |
| 1996 | 26/30 | 6.1 | 4.0 | 59.9% | 71.5% | 50.8% | 64.3% | 47.9% | 63.2% | 39.9% | — | —/— | — | — | — | — | — | — | — | — | — |
| 1997 | 23/23 | 3.8 | 6.1 | 61.6% | 68.4% | 40.6% | 53.6% | 40.6% | 57.7% | 38.5% | — | —/— | — | — | — | — | — | — | — | — | — |
| 1998 | 32/38 | 7.6 | 3.8 | 66.4% | 70.8% | 45.2% | 63.1% | 40.7% | 62.4% | 37.7% | — | —/— | — | — | — | — | — | — | — | — | — |
| 1999 | 25/30 | 6.4 | 3.0 | 61.4% | 69.6% | 51.7% | 65.1% | 48.9% | 62.4% | 35.8% | — | —/— | — | — | — | — | — | — | — | — | — |
| 2000 | 13/16 | 6.2 | 3.8 | 62.2% | 67.8% | 49.9% | 56.8% | 39.7% | 60.7% | 35.5% | — | —/— | — | — | — | — | — | — | — | — | — |
| 2001 | 12/12 | 4.4 | 3.0 | 61.3% | 68.4% | 46.5% | 53.3% | 34.0% | 60.1% | 33.5% | — | —/— | — | — | — | — | — | — | — | — | — |
| Career | 180/205 | 6.5 | 4.5 | 60.5% | 71.0% | 46.1% | 59.9% | 41.1% | 61.1% | 37.2% | Career | 1/1 | 9.0 | 5.0 | 59.5% | 74.2% | 44.4% | 78.6% | 30.0% | 62.2% | 37.1% |
Rows are aligned in career order because complete birth data is unavailable. 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.
| Sebastien Lareau | Ian Aler | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| 1989 | 1494 | 99.3 | — | — | — | — | — | — | — | 0.0% | -5.00 | — | — | — | -0.08 | 1991 | 1484 | 99.8 | 0.00 | -0.57 | 0.982 | 50.0% | — | — | — | 33.3% | 0.00 | 0–1 | 0–1 | — | +0.26 |
| 1991 | 1505 | 103.4 | +1.23 | -0.86 | 0.927 | 48.0% | — | — | — | 50.0% | -1.00 | 1–1 | 1–0 | — | +0.22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1992 | 1502 | 106.2 | -0.04 | +0.85 | 1.094 | 50.9% | +40 | — | — | 42.9% | -0.43 | 0–1 | 1–1 | — | +0.31 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1993 | 1531 | 110.6 | -0.23 | +0.55 | 0.687 | 43.1% | — | — | +53 | 35.7% | -1.21 | 1–0 | 2–0 | — | -0.06 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1994 | 1482 | 116.2 | -2.66 | -0.77 | 0.864 | 47.4% | +32 | — | — | 26.8% | -1.29 | 2–4 (33%) | 3–6 (33%) | 99.4 | +0.37 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1995 | 1558 | 135.8 | +0.09 | -0.30 | 0.971 | 49.2% | +40 | — | -29 | 40.8% | -0.44 | 2–4 (33%) | 5–6 (45%) | 97.8 | -0.07 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1996 | 1677 | 142.6 | +0.84 | +2.33 | 1.084 | 51.2% | -11 | — | -78 | 51.5% | +0.25 | 3–4 (43%) | 2–4 (33%) | 99.5 | -1.30 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1997 | 1591 | 120.1 | -2.53 | +0.23 | 0.910 | 48.2% | +7 | -69 | +10 | 35.7% | -0.84 | 2–2 (50%) | 3–6 (33%) | 99.1 | -0.18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1998 | 1658 | 133.0 | +0.45 | +0.31 | 1.002 | 49.8% | +23 | — | -40 | 51.5% | -0.07 | 5–6 (45%) | 11–9 (55%) | 103.4 | +0.89 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1999 | 1617 | 128.1 | +0.03 | -1.37 | 0.950 | 49.1% | +16 | — | +14 | 41.3% | -0.45 | 6–7 (46%) | 7–7 (50%) | 100.5 | +1.09 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2000 | 1598 | 117.1 | -1.05 | -1.01 | 0.904 | 48.4% | +32 | — | +5 | 40.9% | -0.57 | 0–5 (0%) | 4–5 (44%) | 94.2 | +0.40 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2001 | 1522 | 107.8 | -0.57 | -2.57 | 0.841 | 47.2% | +60 | — | — | 39.3% | -0.89 | 3–1 (75%) | 4–3 (57%) | 102.9 | +0.82 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2002 | 1503 | 93.9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 1721 | 133.2 | -0.41 | -0.11 | 0.955 | 49.1% | +21 | -69 | -10 | 42.5% | -0.47 | 25–35 (42%) | 43–47 (48%) | 100.9 | +1.19 | Career | 1500 | 99.9 | 0.00 | -0.57 | 0.982 | 50.0% | — | — | — | 33.3% | 0.00 | 0–1 | 0–1 | — | +26.00 |
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Kenneth Carlsen | 2 | 5 | 7 | Oct 14, 1999 | H2H |
| Goran Ivanisevic | 0 | 4 | 4 | Jun 11, 1999 | H2H |
| Andre Agassi | 0 | 4 | 4 | Jul 25, 1998 | H2H |
| Mikael Tillstrom | 1 | 2 | 3 | Sep 23, 2000 | H2H |
| Mark Knowles | 3 | 0 | 3 | Aug 16, 2000 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Sebastien Lareau | 0 | 1 | 1 | Jul 24, 1991 | H2H |