Site data updated: 2026-05-28 18:14 UTC

Heinz Gunthardt #55 def. Jeff Borowiak #89

6-4 6-3

Match Information

Date	Jul 13, 1979*
Tournament	Gstaad
Category	ATP 250
Surface	Clay
Round	R16
Winner	Heinz Gunthardt
Score	6-4 6-3
Loser	Jeff Borowiak

No match stats are available for this match.

Pre-match Comparison

Field	Heinz Gunthardt	Jeff Borowiak
Country	SUI	USA
Birth date	Feb 8, 1959	Sep 25, 1949
Age	20	29
Height	180	193
Handedness	Right-Handed	Right-Handed
Backhand style	—	—
Ranking (entering)	55	89
Ranking points (entering)	0	0
Elo (entering)	1,747	1,679
Career W-L	225–189	289–305
Career earnings	$1,550,007	$598

Pre-match H2H

Heinz Gunthardt 0 – 0 Jeff Borowiak

Path

Heinz Gunthardt's path

Date	Round	Opponent	Score	W/L	H2H	Match data
Jul 12, 1979	R32	Jose Luis Damiani	7-6 6-3	W	H2H	Match data

Heinz Gunthardt's next match

Date	Round	Opponent	Score	W/L	H2H	Match data
Jul 14, 1979	QF	Ulrich Pinner	5-7 7-6 3-6	L	H2H	Match data

Jeff Borowiak's path

Date	Round	Opponent	Score	W/L	H2H	Match data
Jul 12, 1979	R32	Erick Iskersky	6-1 6-1	W	H2H	Match data