how many times have players hit back-to back-to back home runs in the world series

Fred Clarke homered twice in the World Series in his career.

	NAME	HR	G	SERIES	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	IBB	GIDP	AVG	OBP	SLG	OPS
1	Fred Clarke F. Clarke	2	15	World Series	53	10	13	2	1	9	6	1	8	4	0	64	23	5	4	0	0	.245	.333	.434	.767
2	Patsy Dougherty P. Dougherty	2	14	World Series	54	4	10	0	2	6	5	1	9	2	0	60	20	4	0	0	0	.185	.267	.370	.637
3	Jimmy Sebring J. Sebring	1	8	World Series	30	3	10	0	1	4	1	0	4	0	1	31	15	2	0	0	0	.333	.355	.500	.855
4	Danny Murphy D. Murphy	1	16	World Series	59	10	18	7	0	12	1	0	5	1	3	63	28	8	3	0	1	.305	.317	.475	.791
5	Joe Tinker J. Tinker	1	21	World Series	68	12	16	2	0	6	7	0	9	7	3	80	21	3	5	0	0	.235	.307	.309	.615
6	Sam Crawford S. Crawford	1	17	World Series	70	7	17	5	0	8	2	0	6	1	0	72	25	6	0	0	1	.243	.264	.357	.621
7	Davy Jones D. Jones	1	15	World Series	49	8	13	0	0	1	7	0	2	4	3	57	16	1	1	0	0	.265	.357	.327	.684
8	Home Run Baker H. Run Baker	3	25	World Series	91	15	33	7	1	18	5	0	11	1	4	96	51	11	0	2	1	.363	.396	.560	.956
9	Larry Doyle L. Doyle	1	19	World Series	76	9	18	3	1	5	5	1	4	4	0	82	26	5	0	1	0	.237	.293	.342	.635
10	Fred Merkle F. Merkle	1	27	World Series	88	10	21	3	1	9	9	1	18	1	3	99	29	5	1	0	1	.239	.316	.330	.646
11	Rube Oldring R. Oldring	1	15	World Series	62	7	12	2	1	3	0	0	10	1	1	66	19	4	4	0	0	.194	.194	.306	.500
12	Larry Gardner L. Gardner	3	25	World Series	86	9	17	3	2	13	4	1	8	0	0	95	33	8	4	0	1	.198	.242	.384	.625
13	Harry Hooper H. Hooper	2	24	World Series	92	13	27	3	2	6	11	1	11	2	6	107	40	7	3	0	0	.293	.375	.435	.810
14	Duffy Lewis D. Lewis	1	18	World Series	67	8	20	6	1	7	5	0	7	0	1	77	31	8	5	2	1	.299	.347	.463	.810
15	Wally Schang W. Schang	1	32	World Series	94	8	27	4	2	9	11	0	20	1	1	111	38	7	6	0	1	.287	.362	.404	.766
16	Hank Gowdy H. Gowdy	1	14	World Series	42	7	13	3	1	4	8	0	3	1	0	50	21	5	0	0	1	.310	.420	.500	.920
17	Fred Luderus F. Luderus	1	5	World Series	16	1	7	2	0	6	1	1	4	0	3	18	12	3	0	0	0	.438	.500	.750	1.250
18	Babe Ruth B. Ruth	15	41	World Series	129	37	42	5	2	33	33	2	30	4	3	166	96	22	2	2	3	.326	.470	.744	1.214
19	Hi Myers H. Myers	1	12	World Series	48	2	10	0	0	4	0	1	4	0	2	50	13	1	1	0	2	.208	.224	.271	.495
20	Casey Stengel C. Stengel	2	12	World Series	28	5	11	0	0	4	4	0	2	0	0	33	17	2	1	0	0	.393	.469	.607	1.076
21	Happy Felsch H. Felsch	1	14	World Series	48	6	11	2	0	6	2	0	9	0	3	54	16	3	4	0	1	.229	.260	.333	.593
22	Joe Jackson J. Jackson	1	14	World Series	55	9	19	3	0	8	2	0	2	1	1	57	25	4	0	0	0	.345	.368	.455	.823
23	Benny Kauff B. Kauff	2	6	World Series	25	2	4	1	0	5	0	0	2	1	0	25	11	3	0	0	0	.160	.160	.440	.600
24	Elmer Smith E. Smith	1	7	World Series	15	1	4	0	1	5	1	0	3	0	0	16	9	2	0	0	0	.267	.313	.600	.913
25	Jim Bagby J. Bagby	1	2	World Series	6	1	2	0	0	3	0	0	0	0	0	6	5	1	0	0	0	.333	.333	.833	1.167