who is the youngest player to hit a home run in a playoof

Tommy Brown is the youngest in a game with >0 home runs. He was 17 years and 257 days old versus the Pirates on August 20, 1945.

Interpreted as:

Who is the youngest player to hit a home run in a regular-season game in a playoof?

	NAME	AGE	HR	DATE	TM		OPP	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP
1	Tommy Brown T. Brown	17-257	1	8/20/1945	BKN	vs	PIT	4	1	2	0	0	1	0	0	1	0	0	4	5	1	0			0
2	Tommy Brown T. Brown	17-262	1	8/25/1945	BKN	vs	NYG	4	1	2	0	0	1	0	0	0	0	0	4	5	1	0			0
3	Danny Murphy D. Murphy	18-021	1	9/13/1960	CHC	@	CIN	4	1	1	0	0	3	0	0	0	0	0	4	4	1	0	0	0	0
4	Phil Cavarretta P. Cavarretta	18-068	1	9/25/1934	CHC	vs	CIN	2	1	1	0	0	1	2	0	0	1	0	4	4	1	0			0
5	Mel Ott M. Ott	18-138	1	7/18/1927	NYG	vs	CHC	3	2	2	0	1	1	1	0	0	0	0	4	7	2	0
6	Ed Kranepool E. Kranepool	18-162	1	4/19/1963	NYM	vs	MIL	4	1	1	0	0	1	0	0	1	0	0	4	4	1	0	0	0	0
7	Wayne Causey W. Causey	18-173	1	6/17/1955	BAL	vs	DET	4	1	2	0	0	1	0	0	0	0	0	4	5	1	0	0	0	0
8	Lew Malone L. Malone	18-174	1	9/3/1915	PHA	vs	BSA	4	1	1	0	0	2	0	0	0	0		4	4	1	0
9	Robin Yount R. Yount	18-209	1	4/13/1974	MIL	vs	BAL	3	1	1	0	0	1	0	0	0	0	0	3	4	1	0	0	0	0
10	Ed Kranepool E. Kranepool	18-219	1	6/15/1963	NYM	@	CIN	4	1	1	0	0	1	1	0	0	0	0	5	4	1	0	0	0	0
11	Dick Schofield D. Schofield	18-221	1	8/16/1953	SLN	@	CIN	4	1	1	0	0	1	0	0	1	0	0	4	4	1	0		0	0
12	Dick Schofield D. Schofield	18-231	1	8/26/1953	SLN	@	NYG	4	1	1	0	0	1	0	0	1	0	0	4	4	1	0		0	0
13	Robin Yount R. Yount	18-279	1	6/22/1974	MIL	vs	BAL	4	1	1	0	0	2	0	0	0	0	0	4	4	1	0	0	0	0
14	Ty Cobb T. Cobb	18-279	1	9/23/1905	DET	@	WSH	3	1	1	0	0	3	1	0		0		4	4	1	0
15	Ed Kirkpatrick E. Kirkpatrick	18-280	1	7/15/1963	LAA	vs	BOS	3	1	1	0	0	1	0	0	1	0	0	3	4	1	0	0	0	0
16	Al Kaline A. Kaline	18-281	1	9/26/1953	DET	@	CLE	1	1	1	0	0	1	0	0	0	0	0	1	4	1	0		0	0
17	Phil Cavarretta P. Cavarretta	18-284	1	4/29/1935	CHC	vs	PIT	5	1	2	1	0	4	0	0	0	0	0	5	6	2	0			0
18	Jerry Moses J. Moses	18-289	1	5/25/1965	BOS	vs	MIN	1	1	1	0	0	1	0	0	0	0	0	1	4	1	0	0	0	0
19	Robin Yount R. Yount	18-292	1	7/5/1974	MIL	vs	MIN	5	1	1	0	0	2	0	0	0	0	0	5	4	1	0	0	0	0
20	Larry Dierker L. Dierker	18-315	1	8/3/1965	HOU	@	STL	3	1	1	0	0	1	0	0	0	0	0	3	4	1	0	0	0	0
21	Phil Cavarretta P. Cavarretta	18-328	1	6/12/1935	CHC	@	PHN	5	1	3	1	0	4	0	0	0	0	0	5	7	2	0			0
22	Bill Southworth B. Southworth	18-329	1	10/4/1964	MIL	vs	PIT	3	1	1	0	0	2	0	1	2	0	0	4	4	1	0	0	0	0
23	Johnny Lush J. Lush	18-336	1	9/8/1904	PHN	@	NYG	4	2	1	0	0	2	1	0	2	0		5	4	1	0
24	Phil Cavarretta P. Cavarretta	18-338	1	6/22/1935	CHC	@	BSN	4	1	2	1	0	1	1	0	0	0	0	5	6	2	0			0
25	Johnny Lush J. Lush	18-340	1	9/12/1904	PHN	@	BKN	5	2	4	0	0	4	0	0	0	0		5	7	1	0