Jeff Montgomery has pitched in the most career games for the Royals, with 686 games.

Interpreted as:

most regular-season games as a royals pitcher

	NAME	G	W	L	W%	GS	ERA	SO	CG	SHO	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	ERA-	FIP	FIP-	H/9	PRAA
1	Jeff Montgomery J. Montgomery	686	44	50	.468	0	3.20	720	0	0	304	849.1	760	302	332	79	287	26	543	39	3,548	32	7.63	3.04	2.51	0.84	20.3	8.1	1.23	.280	3.52	72	3.56	83	8.05	63.7
2	Dan Quisenberry D. Quisenberry	573	51	44	.537	0	2.55	321	0	0	238	920.1	919	261	293	52	139	7	503	58	3,725	4	3.14	1.36	2.31	0.51	8.6	3.7	1.15	.270	2.87	62	3.24	81	8.99	75.8
3	Kelvin Herrera K. Herrera	442	23	27	.460	0	2.75	438	0	0	57	441.1	371	135	148	36	128	14	138	11	1,806	18	8.93	2.61	3.42	0.73	24.3	7.1	1.13	.282	3.02	66	3.16	78	7.57	43.4
4	Paul Splittorff P. Splittorff	429	166	143	.537	392	3.81	1,057	88	17	1	2554.2	2,644	1,082	1,243	192	780	34	13	41	10,829	41	3.72	2.75	1.36	0.68	9.8	7.2	1.34	.280	4.38	99	3.72	99	9.31	11
5	Joakim Soria J. Soria	427	22	26	.458	0	2.82	473	0	0	162	438.0	361	137	144	35	134	16	267	8	1,803	16	9.72	2.75	3.53	0.72	26.2	7.4	1.13	.285	2.96	65	3.03	72	7.42	59
6	Greg Holland G. Holland	394	24	17	.585	0	2.72	514	0	0	159	403.2	303	122	134	26	158	5	255	15	1,652	37	11.46	3.52	3.25	0.58	31.1	9.6	1.14	.292	2.99	65	2.60	64	6.76	64.4
7	Mark Gubicza M. Gubicza	382	132	135	.494	327	3.91	1,366	42	16	2	2218.2	2,226	965	1,050	153	783	58	14	39	9,457	107	5.54	3.18	1.74	0.62	14.4	8.3	1.36	.292	4.26	92	3.66	88	9.03	116
8	Dennis Leonard D. Leonard	312	144	106	.576	302	3.70	1,323	103	23	1	2187.0	2,137	898	1,008	202	622	52	3	39	9,149	73	5.44	2.56	2.13	0.83	14.5	6.8	1.26	.278	4.15	93	3.59	93	8.79	62.5
9	Larry Gura L. Gura	310	111	78	.587	219	3.72	633	61	14	12	1701.1	1,628	704	792	166	503	40	37	31	7,108	24	3.35	2.66	1.26	0.88	8.9	7.1	1.25	.254	4.19	93	4.18	107	8.61	-54.5
10	Doug Bird D. Bird	292	49	36	.576	43	3.56	464	3	1	58	714.2	702	283	315	62	188	13	171	38	2,980	16	5.84	2.37	2.47	0.78	15.6	6.3	1.25	.284	3.97	94	3.28	89	8.84	33.1
11	Steve Farr S. Farr	289	34	24	.586	12	3.05	429	1	1	49	511.0	469	173	193	37	203	16	166	36	2,153	16	7.56	3.58	2.11	0.65	19.9	9.4	1.32	.294	3.40	74	3.33	84	8.26	35.1
12	Kevin Appier K. Appier	287	115	92	.556	275	3.49	1,458	32	10	0	1843.2	1,671	714	771	138	634	39	2	30	7,688	72	7.12	3.09	2.30	0.67	19.0	8.2	1.25	.283	3.76	77	3.48	80	8.16	184.1
13	Hipolito Pichardo H. Pichardo	281	42	39	.519	67	4.48	340	3	1	19	669.2	730	333	370	50	249	27	93	30	2,937	23	4.57	3.35	1.37	0.67	11.6	8.5	1.46	.299	4.97	98	4.21	96	9.81	15.2
14	Luke Hochevar L. Hochevar	279	46	65	.414	128	4.98	702	5	2	3	929.1	946	514	550	116	299	45	40	10	3,963	41	6.80	2.90	2.35	1.12	17.7	7.5	1.34	.296	5.33	117	4.30	104	9.16	-18.4
15	Scott Barlow S. Barlow	277	20	16	.556	0	3.39	361	0	0	56	302.2	258	114	123	28	121	11	123	9	1,272	19	10.73	3.60	2.98	0.83	28.4	9.5	1.25	.306	3.66	76	3.30	78	7.67	31.5
16	Tom Gordon T. Gordon	274	79	71	.527	144	4.02	999	12	2	3	1149.2	1,040	514	572	91	587	20	58	27	4,971	71	7.82	4.60	1.70	0.71	20.1	11.8	1.42	.290	4.48	94	3.79	92	8.14	41.3
17	Zack Greinke Z. Greinke	266	66	91	.420	222	3.93	1,101	12	3	1	1387.1	1,436	606	656	151	330	46	8	12	5,826	34	7.14	2.14	3.34	0.98	18.9	5.7	1.27	.306	4.26	89	3.75	88	9.32	83
18	Steve Mingori S. Mingori	264	16	25	.390	2	3.05	217	0	0	27	439.0	419	149	183	34	143	14	115	33	1,856	12	4.45	2.93	1.52	0.70	11.7	7.7	1.28	.266	3.75	78	3.71	98	8.59	1.8
19	Wade Davis W. Davis	256	27	18	.600	24	3.39	386	0	0	49	360.2	317	136	147	26	136	12	102	3	1,514	17	9.63	3.39	2.84	0.65	25.5	9.0	1.26	.305	3.67	82	3.13	78	7.91	33.6
20	Aaron Crow A. Crow	254	20	11	.645	0	3.43	208	0	0	6	233.2	210	89	98	28	99	3	73	8	980	20	8.01	3.81	2.10	1.08	21.2	10.1	1.32	.283	3.77	85	4.16	106	8.09	-5.7
21	Bret Saberhagen B. Saberhagen	252	110	78	.585	226	3.21	1,093	64	14	1	1660.1	1,551	593	650	126	331	27	13	25	6,725	41	5.92	1.79	3.30	0.68	16.3	4.9	1.13	.277	3.52	78	3.09	78	8.41	158.1
22	Jason Grimsley J. Grimsley	251	10	21	.323	0	3.94	196	0	0	1	253.1	247	111	122	19	116	9	59	21	1,101	20	6.96	4.12	1.69	0.68	17.8	10.5	1.43	.300	4.33	83	3.92	86	8.78	17.3
23	Marty Pattin M. Pattin	244	43	39	.524	63	3.48	370	18	2	21	825.2	801	319	369	74	217	14	92	36	3,447	12	4.03	2.37	1.71	0.81	10.7	6.3	1.23	.262	4.02	89	3.75	99	8.73	0.7
24	Al Fitzmorris A. Fitzmorris	243	70	48	.593	136	3.46	391	35	11	7	1098.0	1,075	422	467	66	359	9	38	38	4,591	56	3.20	2.94	1.09	0.54	8.5	7.8	1.31	.268	3.83	95	3.63	100	8.81	-3
25	Jimmy Gobble J. Gobble	235	22	23	.489	43	5.23	275	1	0	4	423.2	467	246	265	64	163	13	50	12	1,879	23	5.84	3.46	1.69	1.36	14.6	8.7	1.49	.295	5.63	112	5.00	111	9.92	-23.7