Rube Marquard career ERA

• Best season on file: 1.58 in 1916.
• Most recent: 5.75 in 1925.

Average of 18 regular seasons, 1908 through 1925. Figures come from ESPN's box scores and were last read on September 21, 2026.

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Rube Marquard career ERA, season by season

Season↓	Team↓	GP↓iGP: Games the player appeared in, however briefly.	W↓iW: Games in which this pitcher was credited with the win.	L↓iL: Games in which this pitcher was charged with the loss.	ERA↓iERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.	IP↓iIP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.	K↓iK: Batters this pitcher struck out.	BB↓iBB: Times the batter reached first base on four balls.	WHIP↓iWHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite.	SV↓iSV: Games finished by protecting a narrow lead to the last out.
1908	SF	1	0	1	3.60	5.0	2	2	1.60	0
1909	SF	29	5	13	2.60	173.0	109	73	1.32	1
1910	SF	13	4	4	4.46	70.2	52	40	1.49	0
1911	SF	45	24	7	2.50	277.2	237	106	1.18	3
1912	SF	43	26	11	2.57	294.2	175	80	1.24	1
1913	SF	42	23	10	2.50	288.0	151	49	1.03	3
1914	SF	39	12	22	3.06	268.0	92	47	1.15	2
1915	SF/LAD	33	11	10	4.04	193.2	92	38	1.27	3
1916	LAD	36	13	6	1.58	205.0	107	38	1.01	5
1917	LAD	37	19	12	2.55	232.2	117	60	1.12	0
1918	LAD	34	9	18	2.64	239.0	89	59	1.21	0
1919	LAD	8	3	3	2.29	59.0	29	10	1.08	0
1920	LAD	28	10	7	3.23	189.2	89	35	1.14	0
1921	CIN	39	17	14	3.39	265.2	88	50	1.28	0
1922	ATL	39	11	15	5.09	198.0	57	66	1.62	1
1923	ATL	38	11	14	3.73	239.0	78	65	1.38	0
1924	ATL	6	1	2	3.00	36.0	10	13	1.28	0
1925	ATL	26	2	8	5.75	72.0	19	27	1.83	0

What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV