How many wins did Roy Halladay have in 2010?

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212010 Regular Season

Roy Halladay recorded 21 wins in the 2010 regular season, 1st in the MLB.

• 2nd-best of Roy Halladay's 16 seasons on file; the high is 22 in 2003.
• Up 4 from 17 in 2009.
• 24% of the Philadelphia Phillies' wins that regular season.

Figures come from ESPN's box scores and were last read on September 23, 2026.

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How many wins did Roy Halladay have in 2010?, season by season

Season↓	Team↓	GP↓iGP: Games the player appeared in, however briefly.	W↓iW: Games in which this pitcher was credited with the win.	L↓iL: Games in which this pitcher was charged with the loss.	ERA↓iERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.	IP↓iIP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.	K↓iK: Batters this pitcher struck out.	BB↓iBB: Times the batter reached first base on four balls.	WHIP↓iWHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite.	SV↓iSV: Games finished by protecting a narrow lead to the last out.
1998	TOR	2	1	0	1.93	14.0	13	2	0.79	0
1999	TOR	36	8	7	3.92	149.1	82	79	1.57	1
2000	TOR	19	4	7	10.64	67.2	44	42	2.20	0
2001	TOR	17	5	3	3.16	105.1	96	25	1.16	0
2002	TOR	34	19	7	2.93	239.1	168	62	1.19	0
2003	TOR	36	22	7	3.25	266.0	204	32	1.07	0
2004	TOR	21	8	8	4.20	133.0	95	39	1.35	0
2005	TOR	19	12	4	2.41	141.2	108	18	0.96	0
2006	TOR	32	16	5	3.19	220.0	132	34	1.10	0
2007	TOR	31	16	7	3.71	225.1	139	48	1.24	0
2008	TOR	34	20	11	2.78	246.0	206	39	1.05	0
2009	TOR	32	17	10	2.79	239.0	208	35	1.13	0
2010	PHI	33	21	10	2.44	250.2	219	30	1.04	0
2011	PHI	32	19	6	2.35	233.2	220	35	1.04	0
2012	PHI	25	11	8	4.49	156.1	132	36	1.22	0
2013	PHI	13	4	5	6.82	62.0	51	36	1.47	0

What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV