H2H data updated: 2026-10-17 00:00 UTC
Andrew Pattison holds a 1–0 lead over Giuseppe Merlo in their ATP head-to-head. Across 1 main-draw meeting, Andrew Pattison leads 1–0 on clay. Most recently, Andrew Pattison won the 1972 Italian Open round of 32 6-0 6-2.
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 |
|---|---|---|---|---|---|---|---|---|
| Andrew Pattison | 6-0 6-2 | Giuseppe Merlo | Match data | Apr 27, 1972* | R32 | Italian Open | ATP 250 | Clay |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Giuseppe Merlo | #185 | #158 | 0 | 1,540 | 10 | 15 | 40.0% | 0 | 0 | 0 | 0 | 0 | 0 |
| Andrew Pattison | — | — | — | 1,979 | — | — | — | 0 | 0 | 0 | 0 | 4 | 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 | Giuseppe Merlo | Andrew Pattison | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 40 | 1968 | 7–10 | 41.2% | — | 1,484 | 0 | 0 | — | — | — | — | — | — | — |
| 41 | 1969 | 1–2 | 33.3% | — | 1,464 | 0 | 0 | — | — | — | — | — | — | — |
| 42 | 1970 | 0–1 | 0.0% | — | 1,449 | 0 | 0 | — | — | — | — | — | — | — |
| 44 | 1972 | 1–1 | 50.0% | — | 1,467 | 0 | 0 | — | — | — | — | — | — | — |
| 45 | 1973 | 1–1 | 50.0% | #177 | 1,481 | 0 | 0 | — | — | — | — | — | — | — |
Seasons are aligned by the age each player spent most of that calendar year. 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.
| Age | Giuseppe Merlo | Andrew Pattison | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | |
| 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1968 | 1450 | 97.3 | — | — | — | — | -2 | — | — | 0.0% | -3.00 | — | — | — | -0.04 |
| 20 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1969 | 1473 | 107.1 | — | — | — | — | — | — | — | 50.0% | +0.50 | — | — | — | -0.07 |
| 21 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1970 | 1495 | 118.6 | — | — | — | — | +83 | +19 | -13 | 35.2% | -0.83 | 0–3 (0%) | — | — | -0.35 |
| 22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1971 | 1586 | 125.4 | — | — | — | — | +32 | — | -50 | 49.0% | +0.04 | 2–4 (33%) | 5–3 (63%) | 100.8 | -0.46 |
| 23 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1972 | 1840 | 143.1 | — | — | — | — | -75 | -2 | -227 | 62.3% | +0.95 | 9–5 (64%) | 6–2 (75%) | 109.4 | +0.21 |
| 24 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1973 | 1773 | 132.0 | — | — | — | — | -45 | +3 | -86 | 48.5% | -0.10 | 8–7 (53%) | 7–11 (39%) | 99.9 | -2.69 |
| 25 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1974 | 1924 | 152.3 | — | — | — | — | -14 | -59 | — | 66.0% | +1.30 | 8–3 (73%) | 4–1 (80%) | 109.2 | -1.01 |
| 26 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1975 | 1934 | 141.2 | — | — | — | — | -77 | -16 | -175 | 54.2% | +0.23 | 7–8 (47%) | 5–4 (56%) | 99.9 | -1.91 |
| 27 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1976 | 1821 | 146.5 | — | — | — | — | +15 | — | — | 42.5% | -0.37 | 9–4 (69%) | 6–7 (46%) | 103.6 | -2.94 |
| 28 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1977 | 1774 | 143.4 | — | — | — | — | +32 | +18 | -27 | 51.1% | +0.14 | 10–9 (53%) | 14–6 (70%) | 105.5 | -2.22 |
| 29 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1978 | 1708 | 135.0 | — | — | — | — | +19 | +74 | — | 47.2% | +0.19 | 4–3 (57%) | 5–6 (45%) | 101.7 | +1.01 |
| 30 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1979 | 1778 | 133.3 | — | — | — | — | +32 | -65 | -60 | 49.1% | +0.01 | 11–5 (69%) | 4–7 (36%) | 104.1 | -0.12 |
| 31 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1980 | 1732 | 146.9 | — | — | — | — | +51 | -25 | +6 | 50.0% | +0.07 | 4–3 (57%) | 6–11 (35%) | 97.6 | -3.35 |
| 32 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1981 | 1689 | 126.4 | — | — | — | — | +45 | -39 | — | 40.5% | -0.60 | 4–2 (67%) | 6–5 (55%) | 103.5 | +0.16 |
| 33 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1982 | 1622 | 121.6 | — | — | — | — | +11 | — | — | 36.1% | -1.17 | 2–3 (40%) | 3–1 (75%) | 99.3 | +0.19 |
| 34 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1983 | 1603 | 95.4 | — | — | — | — | — | — | — | 0.0% | -4.00 | — | — | — | +0.25 |
| 40 | 1968 | 1484 | 103.1 | — | — | — | — | — | +21 | — | 46.2% | -0.28 | 3–2 (60%) | — | — | -0.02 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 41 | 1969 | 1464 | 96.5 | — | — | — | — | — | +18 | — | 40.0% | -0.40 | 1–1 | — | — | +0.10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 42 | 1970 | 1450 | 98.0 | — | — | — | — | — | — | — | 33.3% | -2.00 | 0–1 | — | — | +0.16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 44 | 1972 | 1468 | 101.9 | — | — | — | — | — | — | — | 50.0% | -0.75 | — | — | — | -0.10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 45 | 1973 | 1481 | 97.3 | — | — | — | — | — | — | — | 40.0% | -1.40 | 1–0 | — | — | +0.06 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 1540 | 100.0 | — | — | — | — | — | +21 | — | 44.3% | -0.51 | 5–4 (56%) | — | — | +0.83 | — | 1980 | 145.1 | — | — | — | — | +3 | -7 | -92 | 50.3% | +0.11 | 78–59 (57%) | 71–64 (53%) | 108.6 | -2.76 |
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 |
|---|---|---|---|---|---|
| Gerald Battrick | 1 | 1 | 2 | Apr 26, 1972 | H2H |
| Pierre Barthes | 0 | 1 | 1 | Jun 4, 1973 | H2H |
| John Paish | 1 | 0 | 1 | Jun 3, 1973 | H2H |
| Andrew Pattison | 0 | 1 | 1 | Apr 27, 1972 | — |
| Patricio Rodriguez Chi | 0 | 1 | 1 | Jul 21, 1970 | — |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Jaime Fillol | 6 | 7 | 13 | Jul 9, 1981 | — |
| John Alexander | 5 | 6 | 11 | Jul 31, 1981 | — |
| Bob Hewitt | 7 | 4 | 11 | Jul 27, 1977 | — |
| Ilie Nastase | 3 | 6 | 9 | Feb 4, 1982 | — |
| Harold Solomon | 1 | 8 | 9 | Feb 27, 1981 | — |