50 pitchers are tied for the fewest career starts when starting 1+ game, with 1 start. The first three are Gunnar Hoglund, Chase Petty and Doug Nikhazy.

Interpreted as:

least rating with at least 1 regular-season start by a player

	NAME	GS	G	W	L	W%	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	Gunnar Hoglund G. Hoglund	1	1	1	0	1.000	1.50	7	0	0	0	6.0	6	1	1	1	0	0	0	0	22	0	10.50	0.00		1.50	31.8	0.0	1.00	.357	1.50	38	2.89	71	9.00	0.8
2	Chase Petty C. Petty	1	1	0	1	.000	34.71	3	0	0	0	2.1	7	9	9	2	2	0	0	0	16	0	11.57	7.71	1.50	7.71	18.8	12.5	3.86	.556	34.71	794	14.20	335	27.00	-2.4
3	Doug Nikhazy D. Nikhazy	1	1	0	1	.000	18.00	3	0	0	0	3.0	5	6	6	0	6	0	0	0	20	1	9.00	18.00	0.50	0.00	15.0	30.0	3.67	.455	18.00	462	7.06	176	15.00	-1
4	Logan Henderson L. Henderson	1	1	1	0	1.000	1.50	9	0	0	0	6.0	3	1	1	1	1	0	0	0	21	0	13.50	1.50	9.00	1.50	42.9	4.8	0.67	.200	1.50	36	2.73	68	4.50	0.9
5	Noah Cameron N. Cameron	1	1	1	0	1.000	0.00	3	0	0	0	6.1	1	0	0	0	5	0	0	0	25	0	4.26	7.11	0.60	0.00	12.0	20.0	0.95	.059	0.00	0	4.48	110	1.42	-0.3
6	Thomas Harrington T. Harrington	1	2	0	1	.000	10.13	7	0	0	1	8.0	11	9	9	3	5	0	1	0	39	1	7.88	5.63	1.40	3.38	17.9	12.8	2.00	.333	10.13	241	8.06	202	12.38	-3.6
7	Blade Tidwell B. Tidwell	1	1	0	1	.000	14.73	2	0	0	0	3.2	9	6	6	1	3	1	0	0	23	0	4.91	7.36	0.67	2.45	8.7	13.0	3.27	.500	14.73	372	8.79	222	22.09	-2
8	AJ Blubaugh	1	1	0	1	.000	4.50	6	0	0	0	4.0	5	2	7	2	1	0	0	0	19	0	13.50	2.25	6.00	4.50	31.6	5.3	1.50	.300	15.75	116	7.31	182	11.25	-1.5
9	Blair Henley B. Henley	1	1	0	0		135.00	0	0	0	0	0.1	4	5	5	0	3	1	0	0	9	0	0.00	81.00	0.00	0.00	0.0	33.3	21.00	.800	135.00	3398	39.16	968	108.00	-1.3
10	Stephen Kolek S. Kolek	1	43	4	0	1.000	4.67	43	0	0	0	52.0	63	27	30	4	14	3	12	0	231	2	7.44	2.42	3.07	0.69	18.6	6.1	1.48	.353	5.19	118	3.48	87	10.90	3.1
11	Jonathan Bermúdez J. Bermúdez	1	3	0	1	.000	8.10	4	0	0	0	6.2	11	6	6	2	2	2	1	0	33	0	5.40	2.70	2.00	2.70	12.1	6.1	1.95	.391	8.10	192	7.66	189	14.85	-2.7
12	Ty Madden T. Madden	1	6	1	1	.500	4.30	17	0	0	0	23.0	25	11	12	2	8	1	0	0	101	0	6.65	3.13	2.13	0.78	16.8	7.9	1.43	.315	4.70	108	3.99	99	9.78	0.1
13	Seth Johnson S. Johnson	1	1	0	1	.000	34.71	0	0	0	0	2.1	8	9	9	1	3	0	0	0	18	0	0.00	11.57	0.00	3.86	0.0	16.7	4.71	.500	34.71	840	12.59	304	30.86	-2.1
14	Anthony Maldonado A. Maldonado	1	16	1	1	.500	5.68	11	0	0	1	19.0	21	12	12	1	7	0	6	3	82	1	5.21	3.32	1.57	0.47	13.4	8.5	1.47	.317	5.68	135	3.79	93	9.95	0.6
15	Hunter Bigge H. Bigge	1	32	0	0		2.51	36	0	0	1	32.1	28	9	9	6	10	1	16	0	133	2	10.02	2.78	3.60	1.67	27.1	7.5	1.18	.275	2.51	65	4.32	109	7.79	-1.4
16	Brandon Eisert B. Eisert	1	16	1	0	1.000	4.57	20	0	0	1	21.2	23	11	11	2	7	1	5	1	91	1	8.31	2.91	2.86	0.83	22.0	7.7	1.38	.344	4.57	115	3.55	86	9.55	1.4
17	Chayce McDermott C. McDermott	1	1	0	0		6.75	3	0	0	0	4.0	5	3	3	1	2	0	0	0	18	0	6.75	4.50	1.50	2.25	16.7	11.1	1.75	.333	6.75	172	6.41	160	11.25	-1.1
18	Gordon Graceffo G. Graceffo	1	5	2	1	.667	5.94	13	0	0	0	16.2	17	11	12	2	3	0	2	0	70	2	7.02	1.62	4.33	1.08	18.6	4.3	1.20	.288	6.48	147	3.65	92	9.18	0.6
19	Ben Casparius B. Casparius	1	15	6	0	1.000	2.65	40	0	0	0	34.0	31	10	11	1	9	0	0	0	141	0	10.59	2.38	4.44	0.26	28.4	6.4	1.18	.330	2.91	65	1.91	47	8.21	8.1
20	Brant Hurter B. Hurter	1	19	7	1	.875	2.56	51	0	0	2	63.1	45	18	18	6	10	1	4	1	242	0	7.25	1.42	5.10	0.85	21.1	4.1	0.87	.224	2.56	65	3.27	81	6.39	5.4
21	Randy Rodríguez R. Rodríguez	1	49	5	2	.714	3.63	72	0	0	0	67.0	58	27	31	5	19	4	9	0	278	4	9.67	2.55	3.79	0.67	25.9	6.8	1.15	.298	4.16	91	2.99	77	7.79	6.8
22	Andrew Walters A. Walters	1	9	1	0	1.000	0.00	6	0	0	0	8.2	1	0	1	0	5	0	3	0	32	1	6.23	5.19	1.20	0.00	18.8	15.6	0.69	.048	1.04	0	3.51	87	1.04	0.5
23	Cristian Mena C. Mena	1	1	0	0		12.00	2	0	0	0	3.0	4	4	4	2	3	0	0	0	15	0	6.00	9.00	0.67	6.00	13.3	20.0	2.33	.250	12.00	288	13.49	343	12.00	-3.3
24	Anthony Molina A. Molina	1	35	1	1	.500	6.79	41	0	0	0	59.2	72	45	46	5	22	2	17	1	264	5	6.18	3.32	1.86	0.75	15.5	8.3	1.58	.345	6.94	145	4.08	96	10.86	1.2
25	Austin Kitchen A. Kitchen	1	4	0	1	.000	14.14	4	0	0	0	7.0	16	11	12	1	3	0	1	0	42	0	5.14	3.86	1.33	1.29	9.5	7.1	2.71	.441	15.43	336	5.16	127	20.57	-0.9