Efrain Nieves

Position: Pitcher

Bats: Left • Throws: Left

6-0, 170lb (183cm, 77kg)

Born: November 15, 1989 in Bayamon, Puerto Rico pr

Draft: Drafted by the Milwaukee Brewers in the 7th round of the 2007 MLB June Amateur Draft from Puerto Rico Baseball Academy (Gurabo, Puerto Rico).

High School: Puerto Rico Baseball Academy (Gurabo, Puerto Rico)

Full Name: Efrain J. Nieves

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Year	Age	AgeDif	Tm	Lg	Lev	Aff	W	L	W-L%	ERA	RA9	G	GS	GF	CG	SHO	SV	IP	H	R	ER	HR	BB	IBB	SO	HBP	BK	WP	BF	WHIP	H9	HR9	BB9	SO9	SO/W
2007	17		2 Teams	2 Lgs	Rk	MIL	3	4	.429	4.76	5.76	15	7	0	0	0	0	45.1	41	29	24	3	26	0	49	2	2	7	203	1.478	8.1	0.6	5.2	9.7	1.88
2007	17	-3.2	Brewers	ARIZ	Rk	MIL	2	4	.333	5.31	6.42	13	7	0	0	0	0	40.2	38	29	24	3	25	0	45	2	2	7	186	1.549	8.4	0.7	5.5	10.0	1.80
2007	17	-4.1	Helena	PION	Rk	MIL	1	0	1.000	0.00	0.00	2	0	0	0	0	0	4.2	3	0	0	0	1	0	4	0	0	0	17	0.857	5.8	0.0	1.9	7.7	4.00
2008	18	-3.0	Helena	PION	Rk	MIL	6	3	.667	4.48	4.72	16	11	2	0	0	0	76.1	78	40	38	9	10	0	66	2	0	5	309	1.153	9.2	1.1	1.2	7.8	6.60
2008-09	18	-8.9	Arecibo	PRWL	FgW		2	0	1.000	2.13	2.13	7	0	1	0	0	0	12.2	15	3	3	0	6	0	10	0	0	2	56	1.658	10.7	0.0	4.3	7.1	1.67
2009	19		2 Teams	2 Lgs	FgW		2	1	.667	4.58	4.58	11	1	0	0	0	0	19.2	23	10	10	1	14	1	18	0	0	1	89	1.881	10.5	0.5	6.4	8.2	1.29
2009	19	-2.8	Wisconsin	MIDW	A	MIL	5	7	.417	5.70	5.89	27	11	7	0	0	1	94.2	116	62	60	7	35	0	86	8	0	5	425	1.595	11.0	0.7	3.3	8.2	2.46
2009-10	19	-8.4	Arecibo	PRWL	FgW		1	1	.500	5.63	5.63	9	1	0	0	0	0	16.0	20	10	10	1	12	1	14	0	0	0	74	2.000	11.3	0.6	6.8	7.9	1.17
2009-10	19	-9.9	Puerto Rico	CARS	FgW		1	0	1.000	0.00	0.00	2	0	0	0	0	0	3.2	3	0	0	0	2	0	4	0	0	1	15	1.364	7.4	0.0	4.9	9.8	2.00
2010	20	-1.7	Wisconsin	MIDW	A	MIL	4	5	.444	5.56	6.72	23	7	4	0	0	1	69.2	83	52	43	4	41	0	53	6	0	10	333	1.780	10.7	0.5	5.3	6.8	1.29
2010-11	20	-6.3	San Juan	PRWL	FgW		3	5	.375	4.41	4.96	12	10	0	0	0	0	49.0	49	27	24	1	22	0	26	4	1	5	217	1.449	9.0	0.2	4.0	4.8	1.18
2011	21		2 Teams	2 Lgs	FgW		1	1	.500	2.25	2.70	16	1	4	0	0	0	20.0	22	6	5	2	6	0	9	0	0	1	83	1.400	9.9	0.9	2.7	4.1	1.50
2011	21	-1.9	Brevard County	FLOR	A+	MIL	3	0	1.000	4.86	5.43	41	0	16	0	0	0	63.0	70	38	34	7	27	0	53	5	0	6	283	1.540	10.0	1.0	3.9	7.6	1.96
2011-12	21	-5.5	Caguas	PRWL	FgW		1	1	.500	2.25	2.70	15	1	4	0	0	0	20.0	22	6	5	2	5	0	9	0	0	1	82	1.350	9.9	0.9	2.3	4.1	1.80
2011-12	21	-7.8	Puerto Rico	CARS	FgW		0	0				1	0	0	0	0	0	0.0	0	0	0	0	1	0	0	0	0	0	1						0.00
2012	22		2 Teams	2 Lgs	FgW		2	2	.500	3.45	3.73	13	4	1	0	0	0	31.1	27	13	12	3	9	0	23	2	0	3	129	1.149	7.8	0.9	2.6	6.6	2.56
2012	22	0.8	Connecticut	NYPL	A-	DET	4	1	.800	2.79	2.79	21	0	13	0	0	3	42.0	28	13	13	2	8	0	42	4	0	4	170	0.857	6.0	0.4	1.7	9.0	5.25
2012-13	22	-4.3	Caguas	PRWL	FgW		1	2	.333	3.91	4.26	11	3	0	0	0	0	25.1	23	12	11	2	7	0	20	2	0	3	107	1.184	8.2	0.7	2.5	7.1	2.86
2012-13	22	-7.0	Puerto Rico	CARS	FgW		1	0	1.000	1.50	1.50	2	1	1	0	0	0	6.0	4	1	1	1	2	0	3	0	0	0	22	1.000	6.0	1.5	3.0	4.5	1.50
2013	23		2 Teams	2 Lgs	A-A+	TOR	4	4	.500	4.46	5.79	35	4	6	0	0	0	74.2	71	48	37	1	32	1	67	5	0	5	330	1.379	8.6	0.1	3.9	8.1	2.09
2013	23	-0.2	Dunedin	FLOR	A+	TOR	2	2	.500	5.49	6.86	7	4	0	0	0	0	19.2	23	15	12	1	7	0	13	2	0	1	89	1.525	10.5	0.5	3.2	5.9	1.86
2013	23	1.2	Lansing	MIDW	A	TOR	2	2	.500	4.09	5.40	28	0	6	0	0	0	55.0	48	33	25	0	25	1	54	3	0	4	241	1.327	7.9	0.0	4.1	8.8	2.16
2013-14	23	-3.7	Caguas	PRWL	FgW		3	1	.750	3.41	3.41	10	6	0	0	0	0	31.2	29	12	12	2	17	0	28	1	1	0	137	1.453	8.2	0.6	4.8	8.0	1.65
2014	24	0.8	Dunedin	FLOR	A+	TOR	3	5	.375	2.29	2.61	44	4	4	0	0	1	86.1	80	25	22	2	21	1	57	6	0	2	355	1.170	8.3	0.2	2.2	5.9	2.71
2014-15	24	-3.2	Caguas	PRWL	FgW		3	1	.750	3.70	3.70	9	8	0	0	0	0	41.1	48	17	17	3	15	0	20	5	0	0	185	1.524	10.5	0.7	3.3	4.4	1.33
2015	25		2 Teams	2 Lgs	FgW		0	3	.000	5.16	5.36	11	9	0	0	0	0	45.1	48	27	26	3	17	2	16	2	0	4	201	1.434	9.5	0.6	3.4	3.2	0.94
2015	25	0.8	Evansville	FRON	Ind		8	2	.800	2.68	3.26	14	12	0	2	1	0	77.1	67	28	23	6	16	0	41	5	0	2	313	1.073	7.8	0.7	1.9	4.8	2.56
2015-16	25	-2.9	Caguas	PRWL	FgW		0	2	.000	4.12	4.33	9	9	0	0	0	0	43.2	42	21	20	3	16	1	16	2	0	4	189	1.328	8.7	0.6	3.3	3.3	1.00
2015-16	25	-4.1	Puerto Rico	CARS	FgW		0	1	.000	32.40	32.40	2	0	0	0	0	0	1.2	6	6	6	0	1	1	0	0	0	0	12	4.200	32.4	0.0	5.4	0.0	0.00
2016	26		2 Teams	2 Lgs	FgW-Fgn		9	8	.529	4.34	4.89	26	20	1	0	0	0	116.0	131	63	56	10	52	2	95	8	0	9	520	1.578	10.2	0.8	4.0	7.4	1.83
2016	26	-2.3	Lamigo	CPBL	Fgn		7	3	.700	6.12	6.75	13	10		0	0	0	57.1	72	43	39	10	34	0	53	4	0	5	279	1.849	11.3	1.6	5.3	8.3	1.56
2016	26	-3.1	Somerset	ATLL	Ind		3	0	1.000	3.09	3.34	9	6	1	0	0	0	35.0	30	13	12	4	11	0	30	3	0	3	150	1.171	7.7	1.0	2.8	7.7	2.73
2016-17	26	-2.1	Aguadilla	PRWL	FgW		2	5	.286	2.61	3.07	13	10	1	0	0	0	58.2	59	20	17	0	18	2	42	4	0	4	241	1.313	9.1	0.0	2.8	6.4	2.33
2017	27		2 Teams	2 Lgs	FgW		2	4	.333	8.23	8.89	10	8	0	0	0	0	27.1	44	27	25	1	10	0	18	0	0	1	131	1.976	14.5	0.3	3.3	5.9	1.80
2017	27	-2.3	Somerset	ATLL	Ind		3	6	.333	3.95	4.93	16	12	1	1	0	0	73.0	79	40	32	6	37	1	63	2	0	2	324	1.589	9.7	0.7	4.6	7.8	1.70
2017-18	27	-1.2	Caracas	VEWL	FgW		2	1	.667	5.85	5.85	7	5	0	0	0	0	20.0	28	13	13	1	7	0	13	0	0	1	89	1.750	12.6	0.5	3.2	5.9	1.86
2017-18	27	-0.6	Santurce	PRWL	FgW		0	3	.000	14.73	17.18	3	3	0	0	0	0	7.1	16	14	12	0	3	0	5	0	0	0	42	2.591	19.6	0.0	3.7	6.1	1.67

2019-20	29	1.3	Manati	PRWL	FgW		0	2	.000	4.56	6.08	12	2	2	0	0	0	23.2	22	16	12	3	11	4	22	5	0	0	110	1.394	8.4	1.1	4.2	8.4	2.00
Year	Age	AgeDif	Tm	Lg	Lev	Aff	W	L	W-L%	ERA	RA9	G	GS	GF	CG	SHO	SV	IP	H	R	ER	HR	BB	IBB	SO	HBP	BK	WP	BF	WHIP	H9	HR9	BB9	SO9	SO/W
Minors (8 seasons)					Minors		32	29	.525	4.42	5.01	222	44	52	0	0	6	552.0	567	307	271	35	200	2	473	38	2	44	2408	1.389	9.2	0.6	3.3	7.7	2.37
Foreign (11 seasons)					Foreign		27	28	.491	4.35	4.76	137	69	9	0	0	0	418.0	458	221	202	29	179	9	285	27	2	26	1858	1.524	9.9	0.6	3.9	6.1	1.59
Other (3 seasons)					Other		14	8	.636	3.25	3.93	39	30	2	3	1	0	185.1	176	81	67	16	64	1	134	10	0	7	787	1.295	8.5	0.8	3.1	6.5	2.09
All Levels (12 Seasons)							73	65	.529	4.21	4.74	398	143	63	3	1	6	1155.1	1201	609	540	80	443	12	892	75	4	77	5053	1.423	9.4	0.6	3.5	6.9	2.01

A+ (3 seasons)					Minors		8	7	.533	3.62	4.15	92	8	20	0	0	1	169.0	173	78	68	10	55	1	123	13	0	9	727	1.349	9.2	0.5	2.9	6.6	2.24
A (3 seasons)					Minors		11	14	.440	5.25	6.03	78	18	17	0	0	2	219.1	247	147	128	11	101	1	193	17	0	19	999	1.587	10.1	0.5	4.1	7.9	1.91
A- (1 season)					Minors		4	1	.800	2.79	2.79	21	0	13	0	0	3	42.0	28	13	13	2	8	0	42	4	0	4	170	0.857	6.0	0.4	1.7	9.0	5.25
Rk (2 seasons)					Minors		9	7	.563	4.59	5.10	31	18	2	0	0	0	121.2	119	69	62	12	36	0	115	4	2	12	512	1.274	8.8	0.9	2.7	8.5	3.19
Fgn (1 season)					Foreign		7	3	.700	6.12	6.75	13	10		0	0	0	57.1	72	43	39	10	34	0	53	4	0	5	279	1.849	11.3	1.6	5.3	8.3	1.56
FgW (11 seasons)					Foreign		20	25	.444	4.07	4.44	124	59	9	0	0	0	360.2	386	178	163	19	145	9	232	23	2	21	1579	1.472	9.6	0.5	3.6	5.8	1.60