Matt Keough had the highest Game Score in 1980, with a Game Score of 98 against the Blue Jays on May 17, 1980.

Interpreted as:

highest game score by a player in a game sinne 1980

	NAME	GSC	DATE	TM		OPP	DEC	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP
1	Matt Keough M. Keough	98	5/17/1980	OAK	@	TOR	W	1	0.64	8	1	0	0	14.0	5	1	2	0	6	0	0	0	48	0
2	Steve McCatty S. McCatty	96	8/10/1980	OAK	vs	SEA	L	1	1.29	8	1	0	0	14.0	6	2	2	1	4	0	0	0	51	0
3	Jesse Jefferson J. Jefferson	95	5/16/1980	TOR	vs	OAK	W	1	0.00	10	1	1	0	11.0	4	0	0	0	4	0	0	0	41	0
4	Bert Blyleven B. Blyleven	94	8/16/1980	PIT	vs	MON	W	1	0.00	12	1	1	0	9.0	2	0	0	0	1	0	0	0	30	0
5	J.R. Richard	94	6/6/1980	HOU	vs	SFG	W	1	0.00	13	1	1	0	9.0	3	0	0	0	0	0	0	0	30	0
6	J.R. Richard	94	4/19/1980	HOU	@	LAD	W	1	0.00	12	1	1	0	9.0	1	0	0	0	3	0	0	0	32	0
7	Bob Welch B. Welch	92	5/29/1980	LAD	vs	ATL	W	1	0.00	7	1	1	0	9.0	1	0	0	0	0	0	0	0	27	0
8	Steve Carlton S. Carlton	91	10/1/1980	PHI	vs	CHC	W	1	0.00	10	1	1	0	9.0	2	0	0	0	2	0	0	0	31	0
9	Dan Spillner D. Spillner	91	8/20/1980	CLE	@	CWS	W	1	0.00	8	1	1	0	9.0	1	0	0	0	2	0	0	0	30	0
10	Phil Niekro P. Niekro	91	7/14/1980	ATL	@	HOU	W	1	0.00	11	1	1	0	9.0	2	0	0	0	3	0	0	0	31	0
11	Frank Pastore F. Pastore	90	5/24/1980	CIN	vs	MON	W	1	0.00	8	1	1	0	9.0	2	0	0	0	1	0	0	0	29	0
12	Dennis Eckersley D. Eckersley	89	9/26/1980	BOS	@	TOR	W	1	1.00	9	1	0	0	9.0	1	1	1	1	1	0	0	0	29	0
13	Vida Blue V. Blue	89	9/2/1980	SFG	vs	PHI		1	0.00	4	0	0	0	10.0	2	0	1	0	1	0	0	0	33	0
14	Ross Baumgarten R. Baumgarten	89	7/2/1980	CWS	vs	CAL	W	1	0.00	5	1	1	0	9.0	1	0	0	0	1	0	0	0	29	1
15	Jerry Reuss J. Reuss	89	6/27/1980	LAD	@	SFG	W	1	0.00	2	1	1	0	9.0	0	0	0	0	0	0	0	0	28	0
16	Tommy John T. John	89	6/6/1980	NYY	@	SEA	W	1	0.00	6	1	1	0	9.0	2	0	0	0	0	0	0	0	29	0
17	Steve Carlton S. Carlton	89	4/26/1980	PHI	vs	STL	W	1	0.00	5	1	1	0	9.0	1	0	0	0	1	0	0	0	29	0
18	Mike Norris M. Norris	89	4/13/1980	OAK	vs	MIN	W	1	0.00	11	1	0	0	9.0	3	0	1	0	1	1	0	0	33	0
19	Dennis Leonard D. Leonard	88	9/17/1980	KCR	vs	CAL	W	1	0.00	9	1	1	0	9.0	3	0	0	0	2	0	0	0	31	0
20	Steve Rogers S. Rogers	88	9/5/1980	MON	@	SFG	W	1	0.00	5	1	1	0	9.0	2	0	0	0	0	0	0	0	28	0
21	Mike Norris M. Norris	88	8/14/1980	OAK	@	MIN	W	1	0.00	6	1	0	0	11.0	6	0	1	0	1	1	0	0	40	0
22	Moose Haas M. Haas	88	8/3/1980	MIL	vs	NYY	W	1	0.00	9	1	1	0	9.0	3	0	0	0	2	0	0	0	32	0
23	Geoff Zahn G. Zahn	88	6/6/1980	MIN	vs	TOR	W	1	0.00	6	1	1	0	9.0	1	0	0	0	3	1	0	0	32	0
24	Pete Vuckovich P. Vuckovich	88	4/10/1980	STL	vs	PIT	W	1	0.00	9	1	1	0	9.0	3	0	0	0	2	1	0	0	31	1
25	Bill Gullickson B. Gullickson	87	9/10/1980	MON	vs	CHC	W	1	2.00	18	1	0	0	9.0	4	2	2	0	2	0	0	0	33	1