Daulton Jefferies

Starting Pitcher

Oakland Athletics

Bats / Throws	Left / Right
Date of Birth	8/2/1995 (27)
Height, Weight	6'0", 182 lb
Hometown	Merced, CA

2022 Season Stats

MLB Rank MLB Average

	W-L	IP	ERA	WHIP	K%	BB%	CSW%				FB MPH	SwStr%	HC%	GB%	xERA	xwOBA
	1-7	39.1	5.72	1.37	16.3%	4.7%	26.5%				92.5	10.8%	29.8%	45.9%	4.00	.313

	188^th 7 W	195^th 117 IP	177^th 4.18 ERA	135^th 1.28 WHIP	170^th 21.3% K%	17^th 7.5% BB%	143^rd 27.9% CSW%				109^th 92.7 FB MPH	124^th 11.7% SwStr%	149^th 27.1% HC%	71^st 44.0% GB%	90^th 4.16 xERA	86^th .320 xwOBA

Articles

6/13/2022The List 6/13: Top 100 Starting Pitchers For 2022 – Week 10Nick Pollack

6/6/2022The List 6/6: Top 100 Starting Pitchers For 2022 – Week 9Nick Pollack

5/30/2022The List 5/30: Top 100 Starting Pitchers For 2022 – Week 8Nick Pollack

5/23/2022The List 5/23: Top 100 Starting Pitchers For 2022 – Week 7Nick Pollack

5/21/2022First Pitch Podcast - 5-21-22Chad Young

See More Articles

Projection

No projection available for this season

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Stats Glossary

Overview

Show 2022 MLB Average

Year	Team	G	GS	IP	W	L	ERA	xERA	FIP	xFIP	WHIP	H/9	K%	BB%	BABIP	xBABIP	HC%	GB%	HR/FB%	LOB%	SwStr%	CSW%
2020	OAK	1	1	2.0	0	1	22.50	12.28	18.19	9.30	3.50	22.5	7.7%	15.4%	.375	.252	30.8%	40.0%	50.0%	47.6%	11.3%	26.4%
2021	OAK	5	1	15.0	1	0	3.60	3.60	3.97	4.66	1.00	6.6	13.8%	6.9%	.227	.268	27.6%	48.9%	8.3%	68.5%	8.6%	23.6%
2022	OAK	8	8	39.1	1	7	5.72	3.94	3.78	4.22	1.37	10.6	16.3%	4.7%	.323	.283	29.8%	45.9%	9.5%	59.5%	10.8%	26.5%
SP MLB AVG		22	22	117.0	7	7	4.18	4.16	4.15	4.13	1.28	8.7	21.3%	7.6%	.291	.283	27.0%	44.0%	13.4%	73.2%	11.7%	27.9%
3 Years		14	10	56.1	2	8	5.75	0.00	0.00	0.00	1.35	9.9	15.2%	5.8%	.302	.278	29.3%	46.3%	12.1%	60.7%	10.3%	25.8%

Repertoire

Sinker | 36%
Changeup | 19%
Cutter | 19%
Curveball | 14%
Four-Seamer | 11%
Slider | 0%
All Pitches

2020 2021 2022 All

Show 2022 MLB Average

Year	MPH	Usage%	O-Sw%	Zone%	SwStr%	CS%	CSW%	Str%	PLUS%	GB%	FB%	AVG	wOBA	BABIP	HR/FB%	xAVG	xwOBA	HC%	Spin
2020	93.5	15.1%	0.0%	62.5%	0.0%	12.5%	12.5%	75.0%	75.0%	-	-	-	-	-	-	-	-	-	2,252
2021	93.4	47.3%	28.0%	51.9%	3.8%	20.2%	24.0%	68.3%	61.5%	43.5%	26.1%	.241	.278	.304	0.0%	.257	.286	25.8%	2,015
2022	92.5	36.0%	21.2%	46.4%	5.5%	18.6%	24.1%	62.3%	55.0%	42.9%	34.7%	.281	.322	.306	5.9%	.266	.330	34.9%	2,043
SP MLB AVG	92.7	24.6%	26.5%	49.2%	6.5%	19.5%	26.1%	64.9%	57.9%	52.8%	26.3%	.293	.364	.315	13.2%	.285	.363	31.6%	2,143

Year	xAVG	xwOBA	xBABIP	xwoBACON	HC%	Brl%	ICR%	IPA%	EV	FB EV	LA	xMov	yMov	xRP	yRP	Ext.	Spin
2020	-	-	-	-	-	-	-	-	-	-	-	10.1	7.4	-2.4	5.7	5.7	2,252
2021	.257	.286	.322	.325	25.8%	4.3%	34.8%	25.8%	90.6	90.4	8.3	9.8	7.4	-2.2	5.8	5.9	2,015
2022	.266	.330	.280	.339	34.9%	10.2%	30.0%	23.4%	90.1	86.9	12.7	10.2	7.6	-2.4	5.9	6.0	2,043
SP MLB AVG	.285	.363	.298	.370	31.6%	6.8%	37.3%	27.8%	89.2	86.5	7.0	8.7	6.2	-0.6	5.6	6.3	2,143

Year	P	TBF	1B	2B	3B	HR	K	BB	HBP	WP	Strikes	Balls	AVG	SLG	wOBA
2020	8	0	0	0	0	0	0	0	0	0	6	2	-	-	-
2021	104	31	4	3	0	0	6	2	0	0	71	33	.241	.345	.278
2022	220	64	12	3	0	1	8	5	1	0	137	83	.281	.386	.322
SP MLB AVG	315	87	15	4	0	2	12	8	1	0	210	105	.293	.448	.364

Year	GB%	LD%	FB%	IFFB%	HR/FB%	Pull%	Cent%	Oppo%	Foul%	Weak%	Top%	Under%	Fl&B%	Solid%	SS%
2020	-	-	-	-	-	-	-	-	62.5%	-	-	-	-	-	-
2021	43.5%	30.4%	26.1%	4.3%	0.0%	26.1%	30.4%	43.5%	22.1%	0.0%	39.1%	26.1%	21.7%	8.7%	39.1%
2022	42.9%	22.4%	34.7%	6.1%	5.9%	32.0%	32.0%	36.0%	15.5%	8.2%	30.6%	30.6%	16.3%	4.1%	36.7%
SP MLB AVG	52.8%	20.9%	26.3%	6.2%	13.2%	37.8%	33.9%	28.3%	18.0%	5.1%	38.4%	19.1%	25.2%	5.5%	33.3%

Year	HC%	Brl%	ICR%	IPA%	AVG	wOBA	BABIP	BACON	xAVG	xwOBA	xBABIP	xwoBACON	EV	FB EV	LA
2020	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2021	25.8%	4.3%	34.8%	25.8%	.241	.278	.304	.304	.257	.286	.322	.325	90.6	90.4	8.3
2022	34.9%	10.2%	30.0%	23.4%	.281	.322	.306	.320	.266	.330	.280	.339	90.1	86.9	12.7
SP MLB AVG	31.6%	6.8%	37.3%	27.8%	.293	.364	.315	.338	.285	.363	.298	.370	89.2	86.5	7.0

Year	O-Sw%	Zone%	SwStr%	CS%	CSW%	Str%	PLUS%	Whiff%	Swing%	Con%	O-Con%	Z-Con%	ECS%	2-Str O-Sw%	F-Str%	TF-Str%
2020	0.0%	62.5%	0.0%	12.5%	12.5%	75.0%	75.0%	0.0%	62.5%	100.0%	-	100.0%	14.3%	0.0%	66.7%	66.7%
2021	28.0%	51.9%	3.8%	20.2%	24.0%	68.3%	61.5%	8.0%	48.1%	92.0%	92.9%	91.7%	26.2%	14.3%	68.8%	68.8%
2022	21.2%	46.4%	5.5%	18.6%	24.1%	62.3%	55.0%	12.5%	43.6%	87.5%	76.0%	91.5%	25.4%	16.7%	56.1%	36.4%
SP MLB AVG	26.5%	49.2%	6.5%	19.5%	26.1%	64.9%	57.9%	14.8%	45.4%	85.2%	77.0%	88.9%	23.3%	19.7%	61.7%	48.3%

Year	aLoc%	x-mLoc%	gLoc%	hiLoc%	y-mLoc%	loLoc%	heLoc%	iLoc%	oLoc%	Early%	Behind%	2-Str%	Zone%	Early BIP%	PAR%
2020	25.0%	75.0%	0.0%	0.0%	0.0%	100.0%	0.0%	0.0%	25.0%	87.5%	25.0%	12.5%	62.5%	0.0%	0.0%
2021	50.0%	23.1%	26.9%	27.9%	37.5%	34.6%	12.5%	33.7%	43.3%	58.7%	21.2%	26.9%	51.9%	14.8%	21.4%
2022	52.3%	24.5%	23.2%	24.5%	34.5%	40.9%	6.8%	34.1%	41.4%	62.7%	30.5%	24.5%	46.4%	18.8%	14.8%
SP MLB AVG	50.1%	25.2%	24.7%	29.0%	29.1%	41.9%	7.2%	39.0%	35.8%	63.1%	32.3%	21.3%	49.2%	18.1%	15.0%

Year	MPH	Usage%	O-Sw%	Zone%	SwStr%	CS%	CSW%	Str%	PLUS%	GB%	FB%	AVG	wOBA	BABIP	HR/FB%	xAVG	xwOBA	HC%	Spin
2020	89.0	11.3%	0.0%	33.3%	0.0%	0.0%	0.0%	33.3%	0.0%	0.0%	50.0%	1.000	1.979	-	200.0%	1.000	1.828	100.0%	1,613
2021	87.0	17.3%	60.0%	34.2%	26.3%	7.9%	34.2%	76.3%	73.7%	66.7%	0.0%	.143	.126	.167	-	.258	.262	14.3%	1,446
2022	86.1	19.5%	47.3%	37.8%	16.0%	10.1%	26.1%	69.7%	62.2%	64.5%	16.1%	.237	.241	.290	0.0%	.248	.251	20.5%	1,519
SP MLB AVG	85.3	16.1%	33.5%	35.4%	13.3%	10.1%	23.4%	58.7%	52.4%	51.2%	26.4%	.256	.312	.288	15.3%	.255	.316	25.3%	1,737

Year	xAVG	xwOBA	xBABIP	xwoBACON	HC%	Brl%	ICR%	IPA%	EV	FB EV	LA	xMov	yMov	xRP	yRP	Ext.	Spin
2020	1.000	1.828	1.000	1.828	100.0%	50.0%	100.0%	100.0%	106.0	110.8	23.5	8.9	6.2	-2.5	5.7	5.7	1,613
2021	.258	.262	.302	.305	14.3%	0.0%	50.0%	42.9%	79.8	-	-15.5	8.9	2.9	-2.3	5.8	5.9	1,446
2022	.248	.251	.304	.294	20.5%	3.2%	29.0%	23.1%	84.2	86.9	-2.1	9.4	2.7	-2.5	5.8	5.9	1,519
SP MLB AVG	.255	.316	.282	.359	25.3%	5.8%	35.6%	27.0%	86.4	87.5	7.6	8.5	4.3	-0.6	5.7	6.4	1,737

Year	P	TBF	1B	2B	3B	HR	K	BB	HBP	WP	Strikes	Balls	AVG	SLG	wOBA
2020	6	2	0	0	0	2	0	0	0	0	2	4	1.000	4.000	1.979
2021	38	7	1	0	0	0	1	0	0	0	29	9	.143	.143	.126
2022	119	39	7	2	0	0	7	1	0	0	83	36	.237	.289	.241
SP MLB AVG	248	69	10	3	0	2	14	4	0	1	152	96	.256	.417	.312

Year	GB%	LD%	FB%	IFFB%	HR/FB%	Pull%	Cent%	Oppo%	Foul%	Weak%	Top%	Under%	Fl&B%	Solid%	SS%
2020	0.0%	50.0%	50.0%	0.0%	200.0%	100.0%	0.0%	0.0%	0.0%	0.0%	0.0%	0.0%	0.0%	50.0%	100.0%
2021	66.7%	33.3%	0.0%	0.0%	-	66.7%	33.3%	0.0%	26.3%	16.7%	33.3%	0.0%	50.0%	0.0%	50.0%
2022	64.5%	19.4%	16.1%	3.2%	0.0%	67.7%	16.1%	16.1%	17.6%	3.2%	51.6%	16.1%	25.8%	0.0%	22.6%
SP MLB AVG	51.2%	22.4%	26.4%	6.9%	15.3%	50.7%	31.2%	18.1%	15.1%	4.9%	37.6%	21.7%	25.5%	4.5%	34.2%

Year	HC%	Brl%	ICR%	IPA%	AVG	wOBA	BABIP	BACON	xAVG	xwOBA	xBABIP	xwoBACON	EV	FB EV	LA
2020	100.0%	50.0%	100.0%	100.0%	1.000	1.979	-	1.000	1.000	1.828	1.000	1.828	106.0	110.8	23.5
2021	14.3%	0.0%	50.0%	42.9%	.143	.126	.167	.167	.258	.262	.302	.305	79.8	-	-15.5
2022	20.5%	3.2%	29.0%	23.1%	.237	.241	.290	.290	.248	.251	.304	.294	84.2	86.9	-2.1
SP MLB AVG	25.3%	5.8%	35.6%	27.0%	.256	.312	.288	.316	.255	.316	.282	.359	86.4	87.5	7.6

Year	O-Sw%	Zone%	SwStr%	CS%	CSW%	Str%	PLUS%	Whiff%	Swing%	Con%	O-Con%	Z-Con%	ECS%	2-Str O-Sw%	F-Str%	TF-Str%
2020	0.0%	33.3%	0.0%	0.0%	0.0%	33.3%	0.0%	0.0%	33.3%	100.0%	-	100.0%	0.0%	0.0%	-	-
2021	60.0%	34.2%	26.3%	7.9%	34.2%	76.3%	73.7%	38.5%	68.4%	61.5%	53.3%	72.7%	8.3%	53.8%	100.0%	80.0%
2022	47.3%	37.8%	16.0%	10.1%	26.1%	69.7%	62.2%	26.8%	59.7%	73.2%	62.9%	83.3%	14.5%	42.9%	73.7%	63.2%
SP MLB AVG	33.5%	35.4%	13.3%	10.1%	23.4%	58.7%	52.4%	27.0%	48.6%	73.0%	63.3%	80.9%	13.3%	31.2%	54.2%	41.1%

Year	aLoc%	x-mLoc%	gLoc%	hiLoc%	y-mLoc%	loLoc%	heLoc%	iLoc%	oLoc%	Early%	Behind%	2-Str%	Zone%	Early BIP%	PAR%
2020	33.3%	33.3%	33.3%	0.0%	16.7%	83.3%	0.0%	33.3%	33.3%	16.7%	0.0%	83.3%	33.3%	100.0%	0.0%
2021	68.4%	21.1%	10.5%	5.3%	18.4%	76.3%	5.3%	10.5%	68.4%	63.2%	15.8%	34.2%	34.2%	12.5%	7.7%
2022	58.8%	27.7%	13.4%	5.0%	15.1%	79.8%	3.4%	20.2%	52.1%	58.0%	32.8%	29.4%	37.8%	24.6%	20.0%
SP MLB AVG	57.4%	24.7%	17.9%	15.1%	20.1%	64.8%	4.0%	20.5%	54.8%	60.0%	26.2%	29.7%	35.4%	17.4%	15.7%

Year	MPH	Usage%	O-Sw%	Zone%	SwStr%	CS%	CSW%	Str%	PLUS%	GB%	FB%	AVG	wOBA	BABIP	HR/FB%	xAVG	xwOBA	HC%	Spin
2020	90.6	20.8%	40.0%	54.5%	18.2%	9.1%	27.3%	72.7%	63.6%	66.7%	33.3%	.333	.294	.333	0.0%	.089	.099	0.0%	2,391
2021	91.0	9.1%	22.2%	55.0%	0.0%	15.0%	15.0%	60.0%	60.0%	60.0%	20.0%	.000	.115	.000	0.0%	.128	.236	33.3%	2,221
2022	89.5	19.5%	31.5%	54.6%	14.3%	16.8%	31.1%	71.4%	61.3%	40.6%	37.5%	.324	.417	.333	16.7%	.288	.380	30.8%	2,147
SP MLB AVG	88.0	19.8%	30.2%	45.7%	11.1%	14.7%	25.7%	64.3%	58.0%	41.7%	36.6%	.268	.351	.281	16.2%	.270	.359	28.6%	2,330

Year	xAVG	xwOBA	xBABIP	xwoBACON	HC%	Brl%	ICR%	IPA%	EV	FB EV	LA	xMov	yMov	xRP	yRP	Ext.	Spin
2020	.089	.099	.089	.099	0.0%	0.0%	0.0%	0.0%	75.6	64.8	12.0	1.6	6.2	-2.5	5.7	5.7	2,391
2021	.128	.236	.128	.144	33.3%	0.0%	40.0%	33.3%	87.5	97.3	-5.8	2.6	5.6	-2.3	5.8	5.9	2,221
2022	.288	.380	.286	.420	30.8%	12.5%	34.4%	28.2%	89.1	88.6	17.2	2.6	6.4	-2.5	5.8	5.9	2,147
SP MLB AVG	.270	.359	.275	.397	28.6%	10.3%	38.3%	29.0%	87.5	87.1	14.7	1.7	4.5	-0.9	5.7	6.3	2,330

Year	P	TBF	1B	2B	3B	HR	K	BB	HBP	WP	Strikes	Balls	AVG	SLG	wOBA
2020	11	3	1	0	0	0	0	0	0	0	8	3	.333	.333	.294
2021	20	6	0	0	0	0	0	1	0	0	12	8	.000	.000	.115
2022	119	39	5	5	0	2	5	2	0	0	85	34	.324	.622	.417
SP MLB AVG	264	67	10	3	0	2	11	5	1	0	174	91	.268	.487	.351