W-L: 1-9 (10.00%)

Date	Tournament	Surface	Round	Wrk	Winner	Lrk	Loser	Score
1980-09-22	Bordeaux	Clay	R32	43	Mario Martinez	185	John Yuill	5-7 6-4 6-4
1980-09-08	Bournemouth	Clay	R32	91	Stefan Simonsson	183	John Yuill	6-1 5-7 7-5
1980-08-26	US Open	Hard	R128	65	Pascal Portes	164	John Yuill	6-2 6-4 6-2
1980-08-11	Cleveland	Hard	R32	190	Fernando Maynetto	151	John Yuill	6-4 6-3
1980-08-04	Columbus	Hard	R32	179	Gene Stuart Malin	142	John Yuill	3-6 6-2 7-6
1980-07-27	North Conway	Clay	R64	85	Mike Cahill	146	John Yuill	6-3 6-2
1980-07-14	Stuttgart-2	Clay	R32	13	Wojtek Fibak	144	John Yuill	6-3 6-3
1980-06-23	Wimbledon	Grass	R128	32	Heinz Gunthardt	148	John Yuill	7-5 6-3 7-6
1980-05-26	Roland Garros	Clay	R64	28	Raul Ramirez	161	John Yuill	6-4 7-5 6-0
1980-05-26	Roland Garros	Clay	R128	161	John Yuill	85	Stefan Simonsson	6-2 6-1 6-1

John Yuill

W-L: 1-9 (10.00%)

Matches in 1980

Date ▼	Tourney	Surface	Round	Wrk	Winner	Lrk	Loser	Score	H2H	BoF	Min	WA	WDF	W1stIn	W1st%	W2nd%	BPSvd
1980-09-22	Bordeaux	Clay	R32	43	Mario Martinez (3)	185	John Yuill	5-7 6-4 6-4	H2H	3	-	-	-	-	-	-	-
1980-09-08	Bournemouth	Clay	R32	91	Stefan Simonsson (6)	183	John Yuill	6-1 5-7 7-5	H2H	3	-	-	-	-	-	-	-
1980-08-26	US Open	Hard	R128	65	Pascal Portes	164	John Yuill	6-2 6-4 6-2	H2H	5	-	-	-	-	-	-	-
1980-08-11	Cleveland	Hard	R32	190	Fernando Maynetto	151	John Yuill	6-4 6-3	H2H	3	-	-	-	-	-	-	-
1980-08-04	Columbus	Hard	R32	179	Gene Stuart Malin	142	John Yuill	3-6 6-2 7-6	H2H	3	-	-	-	-	-	-	-
1980-07-27	North Conway	Clay	R64	85	Mike Cahill	146	John Yuill	6-3 6-2	H2H	3	-	-	-	-	-	-	-
1980-07-14	Stuttgart-2	Clay	R32	13	Wojtek Fibak (2)	144	John Yuill	6-3 6-3	H2H	3	-	-	-	-	-	-	-
1980-06-23	Wimbledon	Grass	R128	32	Heinz Gunthardt	148	John Yuill	7-5 6-3 7-6	H2H	5	-	-	-	-	-	-	-
1980-05-26	Roland Garros	Clay	R64	28	Raul Ramirez	161	John Yuill	6-4 7-5 6-0	H2H	5	-	-	-	-	-	-	-
1980-05-26	Roland Garros	Clay	R128	161	John Yuill	85	Stefan Simonsson	6-2 6-1 6-1	H2H	5	-	-	-	-	-	-	-