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1 vs 1

By surface

SurfaceHeinz GunthardtJohn James
Hard 1 0
Grass 0 1

All meetings (2)

DateTourTournamentRoundSurfaceWinner Set 1Set 2Set 3Set 4Set 5
1978-12-04 ATP Johannesburg Round of 32 Hard Heinz Gunthardt 6-2 2-6 6-4
1978-06-19 ATP Queen's Club Round of 32 Grass John James 4-6 3-6