H2H data updated: 2026-09-03 00:00 UTC
Eduardo Masso holds a 2–0 lead over Nicklas Kroon in their ATP head-to-head. Across 2 main-draw meetings, Eduardo Masso leads 1–0 on grass and 1–0 on hard courts. Most recently, Eduardo Masso won the 1992 Wimbledon round of 128 6-7(5) 6-4 6-2 2-6 6-4.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Eduardo Masso | 6-7(5) 6-4 6-2 2-6 6-4 | Nicklas Kroon | Match data | Jun 24, 1992* | R128 | Wimbledon | Grand Slam | Grass |
| Eduardo Masso | 2-6 6-4 6-4 | Nicklas Kroon | Match data | Oct 7, 1988* | R32 | Swiss Indoors | ATP 250 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nicklas Kroon | #619 | #46 | 437 | 1,777 | 48 | 65 | 42.5% | 0 | 0 | 0 | 0 | 1 | 1 |
| Eduardo Masso | #1,177 | #56 | 568 | 1,685 | 41 | 69 | 37.3% | 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.
| Age | Nicklas Kroon | Eduardo Masso | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 20 | 1986 | 0–1 | 0.0% | #328 | 1,483 | 0 | 0 | — | — | — | — | — | — | — |
| 21 | 1987 | 2–2 | 50.0% | #90 | 1,513 | 0 | 0 | — | — | — | — | — | — | — |
| 22 | 1988 | 10–17 | 37.0% | #196 | 1,545 | 0 | 0 | 1986 | 0–4 | 0.0% | #208 | 1,457 | 0 | 0 |
| 23 | 1989 | 15–8 | 65.2% | #46 | 1,742 | 0 | 1 | 1987 | 1–2 | 33.3% | #185 | 1,472 | 0 | 0 |
| 24 | 1990 | 15–18 | 45.5% | #119 | 1,722 | 0 | 1 | 1988 | 13–14 | 48.1% | #87 | 1,602 | 0 | 0 |
| 25 | 1991 | 4–10 | 28.6% | #203 | 1,622 | 0 | 1 | 1989 | 4–10 | 28.6% | #305 | 1,566 | 0 | 0 |
| 26 | 1992 | 2–8 | 20.0% | #222 | 1,556 | 0 | 1 | 1990 | 5–6 | 45.5% | #125 | 1,593 | 0 | 0 |
| 27 | 1993 | 0–1 | 0.0% | #759 | 1,547 | 0 | 1 | 1991 | 15–19 | 44.1% | #99 | 1,619 | 0 | 0 |
| 28 | — | — | — | — | — | — | — | 1992 | 3–14 | 17.6% | #219 | 1,519 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. 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.
| Age | Nicklas Kroon | Eduardo Masso | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 % | |||
| 20 | 1986 | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 1987 | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | 2 | 1 | 3 | 66.7% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 1988 | 5 | 7 | 12 | 41.7% | 5 | 7 | 12 | 41.7% | 0 | 1 | 1 | 0.0% | 0 | 2 | 2 | 0.0% | 1986 | — | — | — | — | 0 | 3 | 3 | 0.0% | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 23 | 1989 | 12 | 3 | 15 | 80.0% | 1 | 3 | 4 | 25.0% | — | — | — | — | 2 | 2 | 4 | 50.0% | 1987 | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 24 | 1990 | 7 | 8 | 15 | 46.7% | 4 | 5 | 9 | 44.4% | 4 | 2 | 6 | 66.7% | 0 | 3 | 3 | 0.0% | 1988 | 3 | 5 | 8 | 37.5% | 4 | 4 | 8 | 50.0% | 2 | 2 | 4 | 50.0% | 4 | 3 | 7 | 57.1% |
| 25 | 1991 | 2 | 3 | 5 | 40.0% | 2 | 4 | 6 | 33.3% | 0 | 2 | 2 | 0.0% | 0 | 1 | 1 | 0.0% | 1989 | 3 | 3 | 6 | 50.0% | 0 | 3 | 3 | 0.0% | — | — | — | — | 1 | 4 | 5 | 20.0% |
| 26 | 1992 | 0 | 4 | 4 | 0.0% | 0 | 1 | 1 | 0.0% | 0 | 2 | 2 | 0.0% | 2 | 1 | 3 | 66.7% | 1990 | — | — | — | — | 4 | 4 | 8 | 50.0% | — | — | — | — | 1 | 2 | 3 | 33.3% |
| 27 | 1993 | — | — | — | — | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% | 1991 | 4 | 8 | 12 | 33.3% | 10 | 8 | 18 | 55.6% | 0 | 1 | 1 | 0.0% | 1 | 2 | 3 | 33.3% |
| 28 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1992 | — | — | — | — | 0 | 10 | 10 | 0.0% | 1 | 1 | 2 | 50.0% | 2 | 3 | 5 | 40.0% |
| Career | — | 26 | 25 | 51 | 51.0% | 12 | 22 | 34 | 35.3% | 4 | 7 | 11 | 36.4% | 6 | 11 | 17 | 35.3% | — | 11 | 17 | 28 | 39.3% | 18 | 32 | 50 | 36.0% | 3 | 4 | 7 | 42.9% | 9 | 16 | 25 | 36.0% |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 22/25 of Nicklas Kroon's and 44/51 of Eduardo Masso'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.
| Age | Nicklas Kroon | Eduardo Masso | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% | |
| 25 | 1991 | 13/14 | 2.6 | 3.2 | 55.6% | 63.4% | 46.4% | 54.2% | 41.2% | 55.6% | 36.0% | — | —/— | — | — | — | — | — | — | — | — | — |
| 26 | 1992 | 8/10 | 3.3 | 4.6 | 56.0% | 68.3% | 47.5% | 61.0% | 44.0% | 59.3% | 34.2% | — | —/— | — | — | — | — | — | — | — | — | — |
| 27 | 1993 | 1/1 | 1.0 | 6.0 | 40.0% | 65.4% | 43.6% | 50.0% | 33.3% | 52.3% | 33.3% | 1991 | 28/34 | 0.6 | 2.6 | 67.3% | 58.1% | 47.4% | 48.3% | 47.5% | 54.2% | 40.4% |
| 28 | — | —/— | — | — | — | — | — | — | — | — | — | 1992 | 16/17 | 1.1 | 1.5 | 76.6% | 56.9% | 44.8% | 47.8% | 41.6% | 54.1% | 39.4% |
| Career | — | 22/113 | 2.8 | 3.8 | 55.0% | 65.3% | 46.7% | 56.4% | 41.8% | 56.8% | 35.2% | — | 44/110 | 0.8 | 2.2 | 70.7% | 57.7% | 46.5% | 48.1% | 45.4% | 54.1% | 40.0% |
Seasons are aligned by the age each player spent most of that calendar year. Metrics are precomputed from eligible main-draw results; point-stat values use the available detailed sample. 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.
| Age | Nicklas Kroon | Eduardo Masso | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | |
| 20 | 1986 | 1483 | 87.8 | — | — | — | — | — | — | — | 0.0% | -6.00 | — | — | — | +0.22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 1987 | 1513 | 115.6 | — | — | — | — | +71 | — | — | 55.6% | -0.11 | 0–1 | 0–1 | — | +0.28 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 1988 | 1546 | 126.3 | — | — | — | — | +8 | +5 | — | 43.8% | -0.59 | 1–4 (20%) | 7–2 (78%) | — | -0.27 | 1986 | 1458 | 101.2 | — | — | — | — | — | +37 | — | 11.1% | -2.67 | 0–1 | 0–1 | — | +0.24 |
| 23 | 1989 | 1742 | 136.4 | — | — | — | — | +31 | -216 | — | 59.6% | +0.40 | 6–2 (75%) | 5–2 (71%) | — | +0.37 | 1987 | 1472 | 114.7 | — | — | — | — | +65 | — | — | 28.6% | -1.29 | 1–0 | 0–1 | — | -0.13 |
| 24 | 1990 | 1722 | 131.8 | — | — | — | — | -17 | -141 | -91 | 48.9% | -0.13 | 4–6 (40%) | 10–4 (71%) | — | -1.90 | 1988 | 1603 | 127.2 | — | — | — | — | -10 | -71 | -28 | 44.1% | -0.81 | 7–5 (58%) | 6–4 (60%) | — | -0.57 |
| 25 | 1991 | 1623 | 117.8 | -2.58 | -1.93 | 0.810 | 46.1% | +42 | -33 | — | 34.2% | -1.42 | 2–3 (40%) | 5–1 (83%) | — | -0.68 | 1989 | 1567 | 106.0 | — | — | — | — | -3 | -69 | — | 31.4% | -1.89 | 2–2 (50%) | 4–1 (80%) | — | +0.01 |
| 26 | 1992 | 1556 | 118.1 | -1.73 | -0.74 | 0.840 | 47.4% | +66 | — | — | 29.6% | -1.26 | 0–2 | 3–2 (60%) | — | +0.08 | 1990 | 1594 | 127.8 | — | — | — | — | -26 | -11 | — | 48.0% | -0.32 | 2–1 (67%) | 2–1 (67%) | — | -0.54 |
| 27 | 1993 | 1547 | 102.9 | -1.07 | +0.98 | 0.699 | 43.7% | — | — | — | 0.0% | -3.00 | — | — | — | -0.07 | 1991 | 1619 | 127.8 | -3.84 | +1.27 | 0.882 | 47.4% | -71 | +55 | — | 41.3% | -0.61 | 5–5 (50%) | 3–7 (30%) | — | -0.97 |
| 28 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1992 | 1519 | 114.2 | -3.66 | -0.40 | 0.858 | 46.8% | +31 | +9 | — | 27.3% | -1.34 | 1–3 (25%) | 1–8 (11%) | — | +0.07 |
| Career | — | 1778 | 133.2 | -2.20 | -1.37 | 0.815 | 46.5% | +20 | -73 | -91 | 45.6% | -0.47 | 13–18 (42%) | 30–12 (71%) | 107.3 | -1.74 | — | 1685 | 127.2 | -3.77 | +0.66 | 0.873 | 47.2% | -19 | +7 | -28 | 37.7% | -1.01 | 18–17 (51%) | 16–23 (41%) | 101.4 | -1.73 |
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 |
|---|---|---|---|---|---|
| Patrik Kuhnen | 1 | 3 | 4 | Jul 11, 1991 | H2H |
| Mats Wilander | 1 | 3 | 4 | Jan 12, 1990 | H2H |
| Derrick Rostagno | 2 | 1 | 3 | Oct 15, 1992 | H2H |
| Goran Ivanisevic | 0 | 2 | 2 | Oct 16, 1992 | H2H |
| Eduardo Masso | 0 | 2 | 2 | Jun 24, 1992 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Francisco Clavet | 1 | 6 | 7 | Jul 30, 1992 | H2H |
| Javier Sanchez | 2 | 1 | 3 | Jun 18, 1992 | H2H |
| Jimmy Connors | 0 | 3 | 3 | Apr 30, 1992 | H2H |
| Horacio de la Pena | 0 | 3 | 3 | Mar 19, 1992 | H2H |
| Jan Gunnarsson | 1 | 2 | 3 | Sep 12, 1991 | H2H |