Zach Monroe had a 4-2 record with an ERA of 3.26, 18 strikeouts and 1 save in 21 appearances in his rookie season in 1958. He won his first World Series.

		NAME	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	FIP-	H/9	PRAA
1		Zach Monroe Z. Monroe	1958	NYY	21	4	2	.667	6	3.26	18	1	0	1	58.0	57	21	29	8	27	0	10	1	250	0	2.79	4.19	0.67	1.24	7.2	10.8	1.45	.249	4.50	91	5.04	140	8.84	-9.9

	NAME	DATE	SEASON	TM		OPP	DEC	GS	ERA	SO	CG	SV	IP	H	ER	R	HR	BB	GF	IBB	TBF
1	Zach Monroe Z. Monroe	9/28/1958	1958	NYY	vs	BAL		0	9.00	0	0	1	1.0	2	1	1	1	1	1	0	6
2	Zach Monroe Z. Monroe	9/16/1958	1958	NYY	@	DET	L	0	13.50	0	0	0	2.0	3	3	3	0	4	0	1	13
3	Zach Monroe Z. Monroe	9/10/1958	1958	NYY	@	CLE	W	1	0.00	1	0	0	6.2	7	0	2	0	2	0	0	26
4	Zach Monroe Z. Monroe	9/2/1958	1958	NYY	vs	BOS	W	1	1.00	2	1	0	9.0	5	1	1	1	2	0	0	34
5	Zach Monroe Z. Monroe	8/24/1958	1958	NYY	vs	DET		0	0.00	0	0	0	1.0	0	0	0	0	1	1	0	4
6	Zach Monroe Z. Monroe	8/23/1958	1958	NYY	vs	CWS		0	0.00	0	0	0	1.1	0	0	0	0	1	0	0	5
7	Zach Monroe Z. Monroe	8/19/1958	1958	NYY	vs	CLE		0	0.00	0	0	0	2.0	1	0	0	0	0	1	0	7
8	Zach Monroe Z. Monroe	8/16/1958	1958	NYY	@	BOS		0	0.00	0	0	0	3.0	4	0	0	0	1	1	0	11
9	Zach Monroe Z. Monroe	8/15/1958	1958	NYY	@	BOS		0	0.00	1	0	0	1.0	1	0	0	0	0	0	0	4
10	Zach Monroe Z. Monroe	8/13/1958	1958	NYY	vs	WSH		0	9.00	0	0	0	1.0	1	1	1	1	0	1	0	4
11	Zach Monroe Z. Monroe	8/11/1958	1958	NYY	vs	BAL		0	4.50	0	0	0	2.0	2	1	1	0	1	1	0	8
12	Zach Monroe Z. Monroe	8/11/1958	1958	NYY	vs	BAL		0	0.00	1	0	0	1.0	1	0	0	0	0	1	0	3
13	Zach Monroe Z. Monroe	8/10/1958	1958	NYY	vs	BOS		0	18.00	1	0	0	1.0	3	2	2	1	0	1	0	6
14	Zach Monroe Z. Monroe	8/9/1958	1958	NYY	vs	BOS		0	0.00	2	0	0	2.0	1	0	2	0	1	1	0	10
15	Zach Monroe Z. Monroe	7/28/1958	1958	NYY	@	KCA	W	1	9.00	2	0	0	5.0	9	5	7	3	1	0	0	24
16	Zach Monroe Z. Monroe	7/24/1958	1958	NYY	@	DET		0	0.00	1	0	0	2.0	3	0	2	0	0	0	0	10
17	Zach Monroe Z. Monroe	7/15/1958	1958	NYY	vs	DET	L	1	27.00	1	0	0	2.0	6	6	6	0	1	0	0	14
18	Zach Monroe Z. Monroe	7/12/1958	1958	NYY	vs	CLE		1	0.00	1	0	0	4.1	3	0	0	0	2	0	0	17
19	Zach Monroe Z. Monroe	7/5/1958	1958	NYY	vs	BOS		0	0.00	0	0	0	0.1	0	0	0	0	0	1	0	1
20	Zach Monroe Z. Monroe	7/2/1958	1958	NYY	@	BAL	W	1	1.29	2	0	0	7.0	5	1	1	1	5	0	0	30
21	Zach Monroe Z. Monroe	6/27/1958	1958	NYY	@	KCA		0	0.00	3	0	0	3.1	0	0	0	0	4	0	0	13
	Total							6	3.26	18	1	1	58.0	57	21	29	8	27	10	1	250