Jon Lester had a 3-5 record with an ERA of 5.02 and 51 strikeouts in 16 appearances for the Nationals in his career.

		NAME	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1		Jon Lester J. Lester	2021	WSH	16	3	5	.375	16	5.02	51	0	0	0	75.1	91	42	50	14	29	1	0	3	342	0	6.09	3.46	1.76	1.67	14.9	8.5	1.59	.312	5.97	120	5.42	127	10.87	-9.4

Games

	NAME	DATE	TM		OPP	DEC	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP
1	Jon Lester J. Lester	10/2/2021	STL	vs	CHC		1	7.20	4	0	0	0	5.0	6	4	4	1	4	0	0	0	24	0
2	Jon Lester J. Lester	9/25/2021	STL	@	CHC		1	5.40	6	0	0	0	5.0	8	3	4	0	3	0	0	0	26	0
3	Jon Lester J. Lester	9/20/2021	STL	@	MIL	W	1	3.00	2	0	0	0	6.0	3	2	2	2	0	0	0	0	21	0
4	Jon Lester J. Lester	9/15/2021	STL	@	NYM	W	1	3.00	7	0	0	0	6.0	6	2	3	2	0	0	0	0	25	0
5	Jon Lester J. Lester	9/10/2021	STL	vs	CIN		1	2.57	2	0	0	0	7.0	3	2	2	2	4	0	0	0	27	0
6	Jon Lester J. Lester	9/5/2021	STL	@	MIL		1	1.69	2	0	0	0	5.1	6	1	1	1	2	0	0	1	23	0
7	Jon Lester J. Lester	8/30/2021	STL	@	CIN	W	1	1.42	5	0	0	0	6.1	1	1	1	1	2	0	0	0	22	0
8	Jon Lester J. Lester	8/25/2021	STL	vs	DET		1	1.80	4	0	0	0	5.0	7	1	1	0	2	0	0	1	21	0
9	Jon Lester J. Lester	8/19/2021	STL	vs	MIL		1	8.31	0	0	0	0	4.1	6	4	4	0	3	1	0	0	23	0
10	Jon Lester J. Lester	8/14/2021	STL	@	KCR	W	1	1.59	2	0	0	0	5.2	7	1	1	0	2	0	0	0	24	0
11	Jon Lester J. Lester	8/8/2021	STL	vs	KCR		1	8.44	2	0	0	0	5.1	6	5	5	0	2	1	0	0	25	0
12	Jon Lester J. Lester	8/3/2021	STL	vs	ATL	L	1	10.80	4	0	0	0	5.0	9	6	6	2	2	0	0	0	24	0
13	Jon Lester J. Lester	7/24/2021	WSH	@	BAL	L	1	5.40	2	0	0	0	5.0	3	3	3	2	1	0	0	0	19	0
14	Jon Lester J. Lester	7/19/2021	WSH	vs	MIA	W	1	0.00	7	0	0	0	7.0	6	0	0	0	0	0	0	0	26	0
15	Jon Lester J. Lester	7/10/2021	WSH	@	SFG	L	1	10.13	1	0	0	0	2.2	9	3	8	0	2	0	0	0	21	0
16	Jon Lester J. Lester	7/5/2021	WSH	@	SDP		1	5.40	2	0	0	0	3.1	6	2	5	1	4	1	0	1	21	0
17	Jon Lester J. Lester	7/3/2021	WSH	vs	LAD
18	Jon Lester J. Lester	7/2/2021	WSH	vs	LAD
19	Jon Lester J. Lester	6/30/2021	WSH	vs	TBR	W	1	9.00	3	0	0	0	5.0	7	5	5	2	2	0	0	0	24	0
20	Jon Lester J. Lester	6/25/2021	WSH	@	MIA	L	1	27.00	1	0	0	0	2.1	5	7	7	1	3	0	0	0	16	0
21	Jon Lester J. Lester	6/19/2021	WSH	vs	NYM	W	1	3.00	6	0	0	0	6.0	7	2	2	1	0	0	0	0	25	0
22	Jon Lester J. Lester	6/14/2021	WSH	vs	PIT		1	3.38	2	0	0	0	5.1	6	2	2	1	1	0	0	0	23	0
23	Jon Lester J. Lester	6/8/2021	WSH	@	TBR		1	2.45	2	0	0	0	3.2	4	1	1	1	4	0	0	0	19	0
24	Jon Lester J. Lester	6/2/2021	WSH	@	ATL		1	1.59	3	0	0	0	5.2	5	1	1	1	2	0	0	0	24	0
25	Jon Lester J. Lester	5/29/2021	WSH	vs	MIL		1	2.25	4	0	0	0	4.0	5	1	1	0	0	0	0	0	17	0
	Total						16	5.02	51	0	0	0	75.1	91	42	50	14	29	1	0	3	342	0