Player stats

Knuckle curve: Pitches with Spin 2019

Number of pitches with a usable spin measurement. This is the sample behind average spin. Uses pitches recorded as knuckle curve.

Season

Recorded pitch types. Usage divides by all delivered pitches, including unknown types. Speed is in mph, spin in rpm and extension in feet. Averages use measured pitches only. Whiffs divide misses by swings. Data through December 31, 2019. Data refreshed Sep 9, 2026, 10:19 AM UTC.

No. 1 / Knuckle curve: Pitches with Spin / 2019

Aaron Nola

PHI

1174

Season leader

Knuckle curve: Pitches with Spin2019 season
#	Player	Team	KC spin count
1	A. NolaAaron Nola	PHI	1174
2	T. BauerTrevor Bauer	CIN	726
3	J. LópezJorge López	KC	661
4	S. BieberShane Bieber	CLE	660
5	M. BarnesMatt Barnes	BOS	655
6	Z. GodleyZack Godley	TOR	624
7	D. SmylyDrew Smyly	PHI	622
8	D. PomeranzDrew Pomeranz	MIL	620
9	G. MárquezGermán Márquez	COL	604
10	B. WorkmanBrandon Workman	BOS	585
11	N. PivettaNick Pivetta	PHI	570
12	G. ColeGerrit Cole	HOU	518
13	J. PaxtonJames Paxton	NYY	502
14	R. RayRobbie Ray	AZ	487
15	T. DuffeyTyler Duffey	MIN	445
16	R. StriplingRoss Stripling	LAD	412
17	J. FlahertyJack Flaherty	STL	383
18	M. MinorMike Minor	TEX	382
19	J. VargasJason Vargas	PHI	380
20	T. CahillTrevor Cahill	LAA	375
21	A. DeSclafaniAnthony DeSclafani	CIN	357
22	W. BuehlerWalker Buehler	LAD	340
23	M. MelanconMark Melancon	ATL	331
24	J. KellyJoe Kelly	LAD	322
25	A. BradleyArchie Bradley	AZ	315
26	Z. GallenZac Gallen	AZ	256
27	V. VelasquezVince Velasquez	PHI	254
28	D. CeaseDylan Cease	CWS	253
29	H. BaileyHomer Bailey	OAK	249
30	J. JeffressJeremy Jeffress	MIL	237
31	C. AllenCody Allen	LAA	227
32	M. LeakeMike Leake	AZ	216
33	N. KinghamNick Kingham	TOR	198
34	D. PhelpsDavid Phelps	CHC	178
35	I. KennedyIan Kennedy	KC	167
36	R. WickRowan Wick	CHC	163
37	W. DavisWade Davis	COL	158
38	C. StammenCraig Stammen	SD	152
39	B. AndersonBrett Anderson	OAK	145
40	A. WoodAlex Wood	CIN	144
41	C. KimbrelCraig Kimbrel	CHC	126
42	B. PeacockBrad Peacock	HOU	104
43	J. HellicksonJeremy Hellickson	WSH	90
44	J. DuplantierJon Duplantier	AZ	84
45	J. NelsonJimmy Nelson	MIL	82
46	N. RamirezNick Ramirez	DET	75
47	J. SamardzijaJeff Samardzija	SF	74
48	Y. DarvishYu Darvish	CHC	67
49	A. BrooksAaron Brooks	BAL	63
50	D. HollandDerek Holland	CHC	63

KC spin count: Number of pitches with a usable spin measurement. This is the sample behind average spin. Uses pitches recorded as knuckle curve.

Understanding Knuckle curve: Pitches with Spin

Number of pitches with a usable spin measurement. This is the sample behind average spin. Uses pitches recorded as knuckle curve.

Season rankings use regular-season records. A player has one combined row across teams; the team label identifies the associated team, not a separate team stint.

Source: MLB statistics and MLBDB derived measures. Formulas describe the measure above. Data refreshed Sep 9, 2026, 10:19 AM UTC.