7 pitchers are tied for the best career ERA for the Giants with Carlos Rodón, with an ERA of 0.00. The first three are Shelby Miller, Scott Alexander and Alex Young.

	NAME	ERA	G	W	L	W%	GS	SO	CG	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Shelby Miller S. Miller	0.00	1	0	0		0	7	0	0	2.2	4	0	0	0	0	0	0	0	12	0	23.63	0.00		0.00	58.3	0.0	1.50	.800	0.00	13.50
2	Scott Alexander S. Alexander	0.00	1	0	0		0	0	0	0	0.2	1	0	0	0	0	0	0	0	3	0	0.00	0.00		0.00	0.0	0.0	1.50	.333	0.00	13.50
3	Alex Young A. Young	0.00	3	1	0	1.000	0	3	0	0	2.0	0	0	0	0	1	0	0	0	7	0	13.50	4.50	3.00	0.00	42.9	14.3	0.50	.000	0.00	0.00
4	Sam Long S. Long	0.00	1	0	0		0	1	0	0	3.0	0	0	0	0	1	0	1	0	10	0	3.00	3.00	1.00	0.00	10.0	10.0	0.33	.000	0.00	0.00
5	Luis González L. González	0.00	1	0	0		0	0	0	0	1.1	1	0	0	0	0	0	1	0	6	0	0.00	0.00		0.00	0.0	0.0	0.75	.167	0.00	6.75
6	Kervin Castro K. Castro	0.00	1	0	0		0	3	0	0	1.0	0	0	0	0	1	0	1	0	4	0	27.00	9.00	3.00	0.00	75.0	25.0	1.00		0.00	0.00
7	Camilo Doval C. Doval	0.00	12	1	1	.500	0	14	0	8	13.0	7	0	1	0	4	0	11	0	49	1	9.69	2.77	3.50	0.00	28.6	8.2	0.85	.226	0.69	4.85
8	Carlos Rodón C. Rodón	2.88	31	14	8	.636	31	237	1	0	178.0	131	57	59	12	52	3	0	0	710	10	11.98	2.63	4.56	0.61	33.4	7.3	1.03	.293	2.98	6.62
9	Jose Alvarez J. Alvarez	3.60	6	0	0		0	6	0	0	5.0	5	2	3	1	3	2	3	0	26	1	10.80	5.40	2.00	1.80	23.1	11.5	1.60	.286	5.40	9.00
10	Tyler Rogers T. Rogers	3.68	8	0	0		0	3	0	0	7.1	9	3	3	0	0	0	2	0	30	0	3.68	0.00		0.00	10.0	0.0	1.23	.333	3.68	11.05
11	John Brebbia J. Brebbia	4.96	17	0	0		0	15	0	0	16.1	23	9	9	2	3	0	1	1	75	0	8.27	1.65	5.00	1.10	20.0	4.0	1.59	.382	4.96	12.67
12	Jarlín García J. García	6.55	10	0	1	.000	0	7	0	0	11.0	13	8	8	4	3	1	3	0	49	2	5.73	2.45	2.33	3.27	14.3	6.1	1.45	.265	6.55	10.64
13	Jharel Cotton J. Cotton	6.75	1	0	0		0	2	0	0	2.2	2	2	2	0	1	0	0	0	11	0	6.75	3.38	2.00	0.00	18.2	9.1	1.13	.250	6.75	6.75
14	Mauricio Llovera M. Llovera	6.75	2	0	0		0	4	0	0	2.2	3	2	2	0	1	0	2	0	12	1	13.50	3.38	4.00	0.00	33.3	8.3	1.50	.429	6.75	10.13
15	Dominic Leone D. Leone	8.53	8	0	2	.000	0	9	0	0	6.1	11	6	6	0	3	0	0	0	31	0	12.79	4.26	3.00	0.00	29.0	9.7	2.21	.579	8.53	15.63
16	Yunior Marte Y. Marte	8.59	7	0	0		0	9	0	0	7.1	8	7	9	1	8	1	0	0	40	0	11.05	9.82	1.13	1.23	22.5	20.0	2.18	.333	11.05	9.82
17	Zack Littell Z. Littell	9.00	6	0	1	.000	0	4	0	0	6.0	7	6	6	2	2	0	1	0	26	0	6.00	3.00	2.00	3.00	15.4	7.7	1.50	.278	9.00	10.50
18	Jake McGee J. McGee	10.80	6	0	2	.000	0	4	0	2	5.0	9	6	7	1	1	0	4	0	25	0	7.20	1.80	4.00	1.80	16.0	4.0	2.00	.421	12.60	16.20
19	Thomas Szapucki T. Szapucki	27.00	1	0	0		0	1	0	0	0.1	2	1	1	1	0	0	0	0	3	1	27.00	0.00		27.00	33.3	0.0	6.00	1.000	27.00	54.00