George Haddock played 7 seasons for 6 teams, including the Grooms and Nationals. He had 95 wins, 87 losses, an ERA of 4.07 and 599 strikeouts.

	NAME	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	George Haddock G. Haddock	1888	WSH	2	0	2	.000	2	2.25	3	2	0	0	16.0	9	4	8	0	2	1	0	64	1	1.69	1.13	1.50	0.00	4.7	3.1	0.69	.155	4.50	83	2.77	98	5.06	0
2	George Haddock G. Haddock	1889	WSH	33	11	19	.367	31	4.20	106	30	0	0	276.1	299	129	203	10	123	9	2	1,247	16	3.45	4.01	0.86	0.33	8.5	9.9	1.53	.289	6.61	109	4.14	107	9.74	-11.3
3	George Haddock G. Haddock	1890	BUF	35	9	26	.257	34	5.76	123	31	0	0	290.2	366	186	307	15	149	14	1	1,405	24	3.81	4.61	0.83	0.46	8.8	10.6	1.77	.318	9.51	139	4.42	107	11.33	-11.6
4	George Haddock G. Haddock	1891	BSA	51	34	11	.756	47	2.49	169	37	5	1	379.2	330	105	172	8	137	14	4	1,611	25	4.01	3.25	1.23	0.19	10.5	8.5	1.23	.251	4.08	67	3.11	87	7.82	20
5	George Haddock G. Haddock	1892	BKN	46	29	13	.690	44	3.14	153	39	3	1	381.1	340	133	190	11	163	14	2	1,660	21	3.61	3.85	0.94	0.26	9.2	9.8	1.32	.249	4.48	100	3.40	108	8.02	-14.4
6	George Haddock G. Haddock	1893	BKN	23	8	9	.471	20	5.60	37	12	0	0	151.0	193	94	145	10	89	7	3	736	7	2.21	5.30	0.42	0.60	5.0	12.1	1.87	.309	8.64	125	5.52	123	11.50	-19.7
7	George Haddock G. Haddock	1894	TOT	14	4	7	.364	11	6.78	8	9	0	0	85.0	113	64	86	2	51	2	3	411	7	0.85	5.40	0.16	0.21	1.9	12.4	1.93	.319	9.11	127	5.80	109	11.96	-4.5
	Total			204	95	87	.522	189	4.07	599	160	8	2	1580.0	1,650	715	1,111	56	714	61	15	7,134	101	3.41	4.07	0.84	0.32	8.4	10.0	1.50	.279	6.33	104	3.97	104	9.40	-41.5