Germán Márquez, Adam Wainwright and Zack Wheeler were tied for the most complete games in 2021, with 3 complete games.

	NAME	CG	SEASON	TM	G	W	L	W%	GS	ERA	SO	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	Germán Márquez G. Márquez	3	2021	COL	32	12	11	.522	32	4.40	176	1	0	180.0	165	88	92	21	64	4	0	5	756	15	8.80	3.20	2.75	1.05	23.3	8.5	1.27	.293	4.60	91	3.86	87	8.25	11.7
2	Adam Wainwright A. Wainwright	3	2021	STL	32	17	7	.708	32	3.05	174	1	0	206.1	168	70	72	21	50	9	0	3	828	4	7.59	2.18	3.48	0.92	21.0	6.0	1.06	.256	3.14	75	3.66	88	7.33	11.5
3	Zack Wheeler Z. Wheeler	3	2021	PHI	32	14	10	.583	32	2.78	247	2	0	213.1	169	66	72	16	46	8	0	1	849	6	10.42	1.94	5.37	0.68	29.1	5.4	1.01	.288	3.04	66	2.58	60	7.13	40.7
4	Gerrit Cole G. Cole	2	2021	NYY	30	16	8	.667	30	3.23	243	1	0	181.1	151	65	69	24	41	2	0	0	726	5	12.06	2.03	5.93	1.19	33.5	5.6	1.06	.305	3.42	76	2.91	67	7.49	28.1
5	Anthony DeSclafani A. DeSclafani	2	2021	SFG	31	13	7	.650	31	3.17	152	2	0	167.2	141	59	61	19	42	2	0	1	676	7	8.16	2.25	3.62	1.02	22.5	6.2	1.09	.265	3.27	79	3.61	89	7.57	8.6
6	Max Fried M. Fried	2	2021	ATL	28	14	7	.667	28	3.04	158	2	0	165.2	139	56	61	15	41	7	0	0	667	7	8.58	2.23	3.85	0.81	23.7	6.1	1.09	.278	3.31	72	3.30	79	7.55	16.6
7	Sean Manaea S. Manaea	2	2021	OAK	32	11	10	.524	32	3.91	194	2	0	179.1	179	78	79	25	41	9	0	0	754	5	9.74	2.06	4.73	1.25	25.7	5.4	1.23	.318	3.96	95	3.65	88	8.98	10
8	Joe Musgrove J. Musgrove	2	2021	SDP	32	11	9	.550	31	3.18	203	2	0	181.1	142	64	68	22	54	18	1	3	748	3	10.08	2.68	3.76	1.09	27.1	7.2	1.08	.266	3.38	81	3.69	88	7.05	10.2
9	Sandy Alcantara S. Alcantara	1	2021	MIA	33	9	15	.375	33	3.19	201	0	0	205.2	171	73	85	21	50	10	0	2	837	6	8.80	2.19	4.02	0.92	24.0	6.0	1.07	.270	3.72	76	3.41	82	7.48	17.2
10	Chris Bassitt C. Bassitt	1	2021	OAK	27	12	4	.750	27	3.15	159	1	0	157.1	127	55	55	15	39	11	0	1	637	5	9.10	2.23	4.08	0.86	25.0	6.1	1.06	.271	3.15	77	3.33	80	7.26	14.5
11	Trevor Bauer T. Bauer	1	2021	LAD	17	8	5	.615	17	2.59	137	0	0	107.2	71	31	36	19	37	3	0	1	432	3	11.45	3.09	3.70	1.59	31.7	8.6	1.00	.220	3.01	64	4.03	94	5.93	3.1
12	José Berríos J. Berríos	1	2021	TOT	32	12	9	.571	32	3.52	204	0	0	192.0	159	75	83	22	45	15	0	0	781	3	9.56	2.11	4.53	1.03	26.1	5.8	1.06	.277	3.89	81	3.46	82	7.45	16.5
13	Madison Bumgarner M. Bumgarner	1	2021	ARI	26	7	10	.412	26	4.67	124	1	0	146.1	134	76	82	24	39	11	0	2	613	2	7.63	2.40	3.18	1.48	20.2	6.4	1.18	.265	5.04	111	4.62	112	8.24	-8.8
14	Dylan Cease D. Cease	1	2021	CWS	32	13	7	.650	32	3.91	226	1	0	165.2	139	72	77	20	68	9	0	0	708	13	12.28	3.69	3.32	1.09	31.9	9.6	1.25	.309	4.18	90	3.40	76	7.55	18.9
15	Jacob deGrom J. deGrom	1	2021	NYM	15	7	2	.778	15	1.08	146	1	0	92.0	40	11	14	6	11	1	0	0	324	0	14.28	1.08	13.27	0.59	45.1	3.4	0.55	.213	1.37	27	1.23	29	3.91	30.6
16	Lucas Giolito L. Giolito	1	2021	CWS	31	11	9	.550	31	3.53	201	0	0	178.2	145	70	74	27	52	2	0	1	720	12	10.13	2.62	3.87	1.36	27.9	7.2	1.10	.269	3.73	81	3.78	85	7.30	13
17	Marco Gonzales M. Gonzales	1	2021	SEA	25	10	6	.625	25	3.96	108	0	0	143.1	125	63	64	29	42	5	0	3	585	1	6.78	2.64	2.57	1.82	18.5	7.2	1.17	.239	4.02	95	5.27	127	7.85	-18.6
18	Zack Greinke Z. Greinke	1	2021	HOU	30	11	6	.647	29	4.16	120	0	0	171.0	164	79	82	30	36	2	0	0	697	3	6.32	1.89	3.33	1.58	17.2	5.2	1.17	.263	4.32	97	4.71	111	8.63	-9.1
19	Kyle Hendricks K. Hendricks	1	2021	CHC	32	14	7	.667	32	4.77	131	0	0	181.0	200	96	101	31	44	13	0	3	785	2	6.51	2.19	2.98	1.54	16.7	5.6	1.35	.299	5.02	115	4.89	116	9.94	-14.1
20	Adrian Houser A. Houser	1	2021	MIL	28	10	6	.625	26	3.22	105	1	0	142.1	118	51	61	12	64	9	0	0	599	9	6.64	4.05	1.64	0.76	17.5	10.7	1.28	.259	3.86	77	4.32	101	7.46	-0.6
21	Corey Kluber C. Kluber	1	2021	NYY	16	5	3	.625	16	3.83	82	1	0	80.0	74	34	37	8	33	5	0	0	341	3	9.23	3.71	2.48	0.90	24.0	9.7	1.34	.310	4.16	90	3.84	89	8.33	4.3
22	Lance Lynn L. Lynn	1	2021	CWS	28	11	6	.647	28	2.69	176	1	0	157.0	123	47	52	18	45	2	0	2	641	5	10.09	2.58	3.91	1.03	27.5	7.0	1.07	.263	2.98	62	3.31	74	7.05	19.4
23	John Means J. Means	1	2021	BAL	26	6	9	.400	26	3.62	134	1	0	146.2	125	59	64	30	26	4	0	0	590	3	8.22	1.60	5.15	1.84	22.7	4.4	1.03	.240	3.93	82	4.61	102	7.67	-0.8
24	Wade Miley W. Miley	1	2021	CIN	28	12	7	.632	28	3.37	125	1	0	163.0	166	61	64	17	50	3	0	0	690	2	6.90	2.76	2.50	0.94	18.1	7.2	1.33	.301	3.53	76	3.96	89	9.17	8.8
25	Aaron Nola A. Nola	1	2021	PHI	32	9	9	.500	32	4.63	223	1	0	180.2	165	93	95	26	39	9	0	1	749	0	11.11	1.94	5.72	1.30	29.8	5.2	1.13	.308	4.73	110	3.36	78	8.22	19.1