H2H data updated: 2026-09-09 00:00 UTC
Hans Joachim Ploetz vs John Manderson: 0–0 excluding walkovers; 1–0 including 1 walkover. Across 1 main-draw results including walkovers, Hans Joachim Ploetz leads 1–0 on grass. Most recently, Hans Joachim Ploetz won the 1973 Sydney International round of 64 W/O.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Hans Joachim Ploetz | (w/o) | John Manderson | Match data | Jan 3, 1973* | R64 | Sydney International | ATP 250 | Grass |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hans Joachim Ploetz | #281 | #65 | 0 | 1,645 | 73 | 98 | 42.7% | 0 | 0 | 0 | 0 | 0 | 0 |
| John Manderson | — | — | — | — | — | — | — | 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.
| Hans Joachim Ploetz | John Manderson | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1968 | 15–12 | 55.6% | — | 1,523 | 0 | 0 | — | — | — | — | — | — | — |
| 1969 | 18–16 | 52.9% | — | 1,600 | 0 | 0 | — | — | — | — | — | — | — |
| 1970 | 12–18 | 40.0% | — | 1,596 | 0 | 0 | — | — | — | — | — | — | — |
| 1971 | 2–5 | 28.6% | — | 1,559 | 0 | 0 | — | — | — | — | — | — | — |
| 1972 | 2–5 | 28.6% | — | 1,526 | 0 | 0 | — | — | — | — | — | — | — |
| 1973 | 2–5 | 28.6% | — | 1,508 | 0 | 0 | — | — | — | — | — | — | — |
| 1974 | 5–9 | 35.7% | #95 | 1,563 | 0 | 0 | — | — | — | — | — | — | — |
| 1975 | 15–18 | 45.5% | #76 | 1,615 | 0 | 0 | — | — | — | — | — | — | — |
| 1976 | 2–10 | 16.7% | #185 | 1,514 | 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.
| Hans Joachim Ploetz | John Manderson | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 % | ||
| 1968 | 5 | 4 | 9 | 55.6% | 8 | 5 | 13 | 61.5% | 0 | 2 | 2 | 0.0% | 2 | 1 | 3 | 66.7% | 1973 | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — |
| 1969 | 4 | 4 | 8 | 50.0% | 8 | 7 | 15 | 53.3% | 3 | 2 | 5 | 60.0% | 3 | 3 | 6 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1970 | 0 | 3 | 3 | 0.0% | 10 | 10 | 20 | 50.0% | 2 | 2 | 4 | 50.0% | 0 | 3 | 3 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1971 | — | — | — | — | 1 | 4 | 5 | 20.0% | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1972 | 1 | 1 | 2 | 50.0% | 0 | 1 | 1 | 0.0% | 1 | 3 | 4 | 25.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1973 | — | — | — | — | 0 | 1 | 1 | 0.0% | 2 | 4 | 6 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1974 | — | — | — | — | 5 | 8 | 13 | 38.5% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1975 | — | — | — | — | 14 | 17 | 31 | 45.2% | — | — | — | — | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1976 | 0 | 3 | 3 | 0.0% | 2 | 6 | 8 | 25.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 10 | 15 | 25 | 40.0% | 48 | 59 | 107 | 44.9% | 9 | 16 | 25 | 36.0% | 6 | 8 | 14 | 42.9% | Career | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — |
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 |
|---|---|---|---|---|---|
| Zeljko Franulovic | 2 | 3 | 5 | Mar 29, 1970 | H2H |
| Ilie Nastase | 0 | 4 | 4 | Feb 14, 1975 | H2H |
| Geoff Masters | 1 | 2 | 3 | Jun 2, 1976 | H2H |
| Francois Jauffret | 0 | 3 | 3 | May 8, 1976 | H2H |
| Stan Smith | 0 | 3 | 3 | Aug 20, 1975 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Hans Joachim Ploetz | 0 | 1 | 1 | Jan 3, 1973 | — |