The St. Louis Cardinals had the best record by a team in April 2009, with a record of 16-7.

	TEAM	REC	MONTH	W%	G	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Cardinals	16-7	April 2009	.696	23	16	7	771	133	220	47	4	24	131	99	10	134	13	3	909	347	75	18	11	7	18	.285	.369	.450	.819
2	Dodgers	15-8	April 2009	.652	23	15	8	791	131	229	47	5	22	126	113	8	148	15	5	924	352	74	6	6	15	25	.290	.381	.445	.826
3	Red Sox	14-8	April 2009	.636	22	14	8	752	126	207	55	4	26	121	95	15	151	16	8	871	348	85	0	9	10	24	.275	.364	.463	.827
4	Marlins	14-8	April 2009	.636	22	14	8	757	112	187	36	5	23	107	88	7	182	13	6	868	302	64	12	4	6	16	.247	.329	.399	.728
5	Blue Jays	15-9	April 2009	.625	24	15	9	866	142	253	57	3	31	133	104	2	140	9	1	988	409	91	7	9	8	29	.292	.366	.472	.838
6	Mariners	13-9	April 2009	.591	22	13	9	734	93	192	32	2	15	88	52	3	125	16	7	806	273	49	11	6	4	23	.262	.311	.372	.683
7	Phillies	11-9	April 2009	.550	20	11	9	690	119	186	37	5	29	115	80	9	118	11	3	796	320	71	7	10	2	14	.270	.349	.464	.812
8	Royals	12-10	April 2009	.545	22	12	10	720	97	179	43	9	23	94	81	10	145	8	4	822	309	75	6	5	5	16	.249	.331	.429	.760
9	Brewers	12-10	April 2009	.545	22	12	10	724	99	182	40	2	29	98	94	15	173	8	8	850	313	71	9	8	7	16	.251	.346	.432	.778
10	Yankees	12-10	April 2009	.545	22	12	10	795	128	223	46	4	33	118	99	6	139	17	2	911	376	83	5	6	6	20	.281	.362	.473	.835
11	White Sox	11-10	April 2009	.524	21	11	10	705	97	184	28	2	25	94	74	9	151	15	7	795	291	55	2	5	1	16	.261	.337	.413	.749
12	Reds	11-10	April 2009	.524	21	11	10	669	78	157	35	4	16	75	73	9	156	12	3	771	248	55	13	7	3	16	.235	.315	.371	.686
13	Pirates	11-10	April 2009	.524	21	11	10	716	101	189	53	5	15	96	69	10	161	12	3	811	297	73	10	6	7	10	.264	.335	.415	.749
14	Tigers	11-10	April 2009	.524	21	11	10	702	112	186	30	4	23	107	71	11	133	12	6	799	293	57	9	6	3	22	.265	.339	.417	.757
15	Giants	10-10	April 2009	.500	20	10	10	666	77	169	36	6	12	70	55	8	162	12	5	740	253	54	7	4	7	18	.254	.317	.380	.696
16	Twins	11-11	April 2009	.500	22	11	11	740	93	194	34	5	16	85	68	7	138	13	4	824	286	55	4	5	4	19	.262	.328	.386	.715
17	Padres	11-11	April 2009	.500	22	11	11	739	96	190	36	8	23	94	82	3	149	9	3	843	311	67	15	4	5	13	.257	.332	.421	.753
18	Cubs	10-11	April 2009	.476	21	10	11	719	97	177	31	1	25	92	83	11	151	11	9	823	285	57	5	5	3	16	.246	.331	.396	.728
19	Rangers	10-11	April 2009	.476	21	10	11	747	123	201	39	4	41	121	63	6	183	18	2	823	371	84	2	5	2	9	.269	.329	.497	.826
20	Braves	10-11	April 2009	.476	21	10	11	690	85	177	43	4	18	81	86	7	119	4	2	798	282	65	11	4	4	19	.257	.343	.409	.752
21	Angels	9-12	April 2009	.429	21	9	12	728	105	204	41	3	20	100	67	3	119	24	5	809	311	64	5	6	6	13	.280	.341	.427	.768
22	Mets	9-12	April 2009	.429	21	9	12	705	96	199	30	11	13	87	88	4	119	13	5	820	290	54	17	6	11	18	.282	.362	.411	.774
23	Athletics	8-11	April 2009	.421	19	8	11	678	79	161	26	2	9	75	69	8	117	7	7	765	218	37	4	6	1	10	.237	.313	.322	.634
24	Orioles	9-13	April 2009	.409	22	9	13	757	116	207	47	2	19	110	88	6	116	11	8	858	315	68	2	5	4	10	.273	.352	.416	.768
25	Astros	9-13	April 2009	.409	22	9	13	722	78	176	33	3	20	74	72	6	137	15	8	820	275	56	13	7	4	18	.244	.315	.381	.696