Jake Cronenworth had the lowest fielding-independent pitching with an FIP worse than 0.00 in 2021, with a FIP of 0.16.

	NAME	FIP	SEASON	TM	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-	H/9	PRAA
1	Jake Cronenworth J. Cronenworth	0.16	2021	SDP	1	0	0		0	0.00	1	0	0	0	0.2	1	0	0	0	0	0	1	0	3	0	13.50	0.00		0.00	33.3	0.0	1.50	.500	0.00	0	4	13.50	0.3
2	John Schreiber J. Schreiber	0.83	2021	BOS	1	0	0		0	3.00	5	0	0	0	3.0	4	1	1	0	1	0	0	0	13	0	15.00	3.00	5.00	0.00	38.5	7.7	1.67	.571	3.00	66	19	12.00	1.2
3	Ronald Bolanos R. Bolanos	0.95	2021	KCR	3	0	0		0	1.42	10	0	0	0	6.1	4	1	1	0	2	0	0	0	25	0	14.21	2.84	5.00	0.00	40.0	8.0	0.95	.308	1.42	32	22	5.68	2.3
4	Bryan Baker B. Baker	1.16	2021	TOR	1	0	0		0	0.00	1	0	0	0	1.0	1	0	0	0	0	0	0	0	4	2	9.00	0.00		0.00	25.0	0.0	1.00	.333	0.00	0	27	9.00	0.3
5	Seranthony Domínguez S. Domínguez	1.16	2021	PHI	1	0	0		0	0.00	1	0	0	0	1.0	0	0	0	0	0	0	0	0	3	0	9.00	0.00		0.00	33.3	0.0	0.00	.000	0.00	0	27	0.00	0.3
6	Mitch Moreland M. Moreland	1.16	2021	OAK	1	0	0		0	0.00	1	0	0	0	1.0	1	0	0	0	0	0	1	0	4	0	9.00	0.00		0.00	25.0	0.0	1.00	.333	0.00	0	28	9.00	0.3
7	Hernan Perez H. Perez	1.16	2021	WSH	2	0	0		0	0.00	2	0	0	0	2.0	1	0	0	0	0	0	2	0	7	0	9.00	0.00		0.00	28.6	0.0	0.50	.200	0.00	0	27	4.50	0.7
8	Jacob deGrom J. deGrom	1.23	2021	NYM	15	7	2	.778	15	1.08	146	1	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	29	3.91	30.6
9	Anthony Gose A. Gose	1.36	2021	CLE	6	0	0		0	1.35	9	0	0	0	6.2	2	1	1	0	2	0	0	0	24	0	12.15	2.70	4.50	0.00	37.5	8.3	0.60	.154	1.35	32	33	2.70	2.1
10	Dylan Coleman D. Coleman	1.43	2021	KCR	5	0	0		0	1.42	7	0	0	0	6.1	5	1	1	0	1	0	1	0	25	1	9.95	1.42	7.00	0.00	28.0	4.0	0.95	.294	1.42	32	34	7.11	2
11	Luis Severino L. Severino	1.50	2021	NYY	4	1	0	1.000	0	0.00	8	0	0	0	6.0	2	0	0	0	1	1	1	0	22	0	12.00	1.50	8.00	0.00	36.4	4.5	0.50	.167	0.00	0	35	3.00	1.9
12	Roansy Contreras R. Contreras	1.50	2021	PIT	1	0	0		1	0.00	4	0	0	0	3.0	3	0	0	0	1	0	0	0	12	0	12.00	3.00	4.00	0.00	33.3	8.3	1.33	.429	0.00	0	35	9.00	0.9
13	Stephen Ridings S. Ridings	1.56	2021	NYY	5	0	0		0	1.80	7	0	0	0	5.0	4	1	2	0	2	0	0	0	20	0	12.60	3.60	3.50	0.00	35.0	10.0	1.20	.364	3.60	43	36	7.20	1.5
14	Corbin Burnes C. Burnes	1.62	2021	MIL	28	11	5	.688	28	2.43	234	0	0	0	167.0	123	45	47	7	34	6	0	0	657	5	12.61	1.83	6.88	0.38	35.6	5.2	0.94	.309	2.53	58	38	6.63	48.9
15	Brad Wieck B. Wieck	1.63	2021	CHC	15	0	0		0	0.00	28	0	0	0	17.0	10	0	0	0	10	0	5	0	71	0	14.82	5.29	2.80	0.00	39.4	14.1	1.18	.303	0.00	0	39	5.29	4.9
16	Chaz Roe C. Roe	1.66	2021	TBR	1	0	0		0	27.00	2	0	0	0	0.2	1	2	2	0	1	0	0	0	4	0	27.00	13.50	2.00	0.00	50.0	25.0	3.00	1.000	27.00	658	40	13.50	0.2
17	Jhon Romero J. Romero	1.66	2021	WSH	5	0	0		0	4.50	3	0	0	0	4.0	5	2	2	0	0	0	1	0	17	0	6.75	0.00		0.00	17.6	0.0	1.25	.357	4.50	107	39	11.25	1.2
18	Josh Hader J. Hader	1.68	2021	MIL	60	4	2	.667	0	1.23	102	0	0	34	58.2	25	8	8	3	24	2	42	0	224	3	15.65	3.68	4.25	0.46	45.5	10.7	0.84	.237	1.23	29	39	3.84	16.8
19	David Phelps D. Phelps	1.71	2021	TOR	11	0	0		1	0.87	15	0	0	0	10.1	8	1	2	0	4	1	1	0	42	0	13.06	3.48	3.75	0.00	35.7	9.5	1.16	.364	1.74	19	40	6.97	2.9
20	Reiver Sanmartin R. Sanmartin	1.79	2021	CIN	2	2	0	1.000	2	1.54	11	0	0	0	11.2	12	2	2	0	2	0	0	0	47	1	8.49	1.54	5.50	0.00	23.4	4.3	1.20	.353	1.54	35	40	9.26	3.3
21	Oliver Perez O. Perez	1.80	2021	CLE	5	0	1	.000	0	0.00	4	0	0	0	3.2	5	0	1	0	1	0	3	1	18	0	9.82	2.45	4.00	0.00	22.2	5.6	1.64	.385	2.45	0	43	12.27	1
22	Art Warren A. Warren	1.83	2021	CIN	26	3	0	1.000	0	1.29	34	0	0	0	21.0	11	3	3	1	8	1	6	1	82	0	14.57	3.43	4.25	0.43	41.5	9.8	0.90	.263	1.29	29	41	4.71	5.9
23	Jimmy Nelson J. Nelson	1.89	2021	LAD	28	1	2	.333	1	1.86	44	0	0	0	29.0	14	6	8	0	13	4	5	0	116	4	13.66	4.03	3.38	0.00	37.9	11.2	0.93	.255	2.48	46	44	4.34	7.7
24	Max Schrock M. Schrock	1.96	2021	CIN	2	0	0		0	0.00	1	0	0	0	1.2	0	0	0	0	0	0	2	0	6	0	5.40	0.00		0.00	16.7	0.0	0.00	.000	0.00	0	44	0.00	0.4
25	Jesse Chavez J. Chavez	2.00	2021	ATL	30	3	2	.600	4	2.14	36	0	0	0	33.2	23	8	9	0	11	0	6	1	133	3	9.62	2.94	3.27	0.00	27.1	8.3	1.01	.267	2.41	50	48	6.15	8.3