The Washington Nationals have an 18-31 record on May 21 all-time.

	TEAM	DATE	REC	TM		OPP	RESULT	W%	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Expos	5/21/1969	0-1	MON	@	HOU	L 2-3	.000	34	2	9	2	0	1	2	0	0	7	1	0	34	14	3	0	0	0	1	.265	.265	.412	.676
2	Expos	5/21/1970	1-0	MON	vs	PIT	W 7-6	1.000	34	7	9	1	1	0	7	6	1	2	0	1	42	12	2	1	0	1	1	.265	.390	.353	.743
3	Expos	5/21/1971	0-1	MON	vs	PIT	L 2-6	.000	44	2	6	1	0	0	2	4	0	10	1	0	49	7	1	1	0	1	1	.136	.208	.159	.367
4	Expos	5/21/1972	0-1	MON	@	PIT	L 0-1	.000	30	0	7	2	0	0	0	4	0	2	0	0	36	9	2	2	0	1	1	.233	.324	.300	.624
5	Expos	5/21/1972	0-1	MON	@	PIT	L 3-5	.000	33	3	6	2	0	0	2	2	0	6	1	0	36	8	2	0	1	0	0	.182	.222	.242	.465
6	Expos	5/21/1974	0-1	MON	vs	PIT	L 4-8	.000	32	4	5	0	0	1	3	1	0	3	1	0	33	8	1	0	0	0	0	.156	.182	.250	.432
7	Expos	5/21/1975	0-1	MON	@	ATL	L 3-6	.000	34	3	8	1	0	1	2	1	1	6	1	0	36	12	2	0	0	0	2	.235	.278	.353	.631
8	Expos	5/21/1976	0-1	MON	vs	NYM	L 3-4	.000	35	3	8	2	0	1	3	4	0	4	1	0	39	13	3	0	0	1	0	.229	.308	.371	.679
9	Expos	5/21/1977	0-1	MON	vs	SDP	L 8-11	.000	82	8	25	5	2	2	8	8	1	8	1	0	94	40	9	2	1	5	2	.305	.370	.488	.857
10	Expos	5/21/1978	0-1	MON	vs	PIT	L 0-7	.000	33	0	6	1	0	0	0	2	0	4	0	0	35	7	1	0	0	1	1	.182	.229	.212	.441
11	Expos	5/21/1979	0-1	MON	vs	PIT	L 2-4	.000	30	2	6	1	0	1	2	2	0	7	1	1	33	10	2	0	1	0	1	.200	.242	.333	.576
12	Expos	5/21/1980	1-0	MON	vs	ATL	W 3-2	1.000	32	3	8	1	0	0	3	6	0	4	2	0	39	9	1	1	0	0	0	.250	.368	.281	.650
13	Expos	5/21/1982	1-0	MON	@	CIN	W 2-0	1.000	35	2	10	4	0	0	2	1	0	12	0	0	38	14	4	1	1	0	0	.286	.297	.400	.697
14	Expos	5/21/1983	0-1	MON	vs	SFG	L 2-5	.000	31	2	4	0	0	1	2	3	0	5	1	0	34	7	1	0	0	0	0	.129	.206	.226	.432
15	Expos	5/21/1985	1-0	MON	vs	LAD	W 6-1	1.000	32	6	12	2	0	1	6	1	0	2	1	1	35	17	3	0	2	1	1	.375	.371	.531	.903
16	Expos	5/21/1986	0-1	MON	@	LAD	L 1-6	.000	32	1	6	1	0	1	1	3	0	7	1	0	35	10	2	0	0	0	1	.188	.257	.313	.570
17	Expos	5/21/1988	1-0	MON	@	SFG	W 6-0	1.000	37	6	12	2	0	1	6	0	1	7	1	1	38	17	3	0	0	0	2	.324	.342	.459	.802
18	Expos	5/21/1989	1-0	MON	vs	LAD	W 3-1	1.000	28	3	6	3	0	0	3	7	0	5	0	2	36	9	3	1	0	3	0	.214	.371	.321	.693
19	Expos	5/21/1991	1-0	MON	vs	PHI	W 3-0	1.000	28	3	7	3	0	0	2	4	0	5	2	1	33	10	3	0	1	2	1	.250	.333	.357	.690
20	Expos	5/21/1993	1-0	MON	@	PHI	W 6-2	1.000	36	6	9	3	0	0	3	2	1	6	4	0	39	12	3	0	0	0	1	.250	.308	.333	.641
21	Expos	5/21/1994	0-1	MON	@	PIT	L 0-6	.000	29	0	4	3	0	0	0	3	0	5	1	0	32	7	3	0	0	0	1	.138	.219	.241	.460
22	Expos	5/21/1995	0-1	MON	@	HOU	L 2-5	.000	31	2	5	0	0	0	2	3	1	6	0	2	35	5	0	0	0	0	0	.161	.257	.161	.418
23	Expos	5/21/1996	0-1	MON	@	SFG	L 5-8	.000	32	5	6	0	0	1	5	4	0	7	0	0	37	9	1	1	0	0	2	.188	.278	.281	.559
24	Expos	5/21/1997	0-1	MON	@	ATL	L 2-3	.000	31	2	8	3	0	0	2	1	0	6	0	1	34	11	3	1	1	0	1	.258	.273	.355	.628
25	Expos	5/21/1998	0-1	MON	vs	HOU	L 0-6	.000	31	0	5	0	0	0	0	1	0	9	0	0	32	5	0	0	0	0	1	.161	.188	.161	.349
	Total		18-31					.367	1,660	165	411	87	7	33	154	133	8	313	31	18	1,850	611	127	37	12	24	43	.248	.304	.368	.673