George Jefferson - Seamheads Negro Leagues Database

George Jefferson



George Leo Jefferson
(Jeff)

Born: August 8, 1922 in Boley, OK
Died: September 21, 1985 in Erie, PA
          (63 years old)

Bats: R
Throws: R
Ht: 6'2"
Wt: 197
Biographical
Wikipedia BR Bullpen SABR Index SABR BioProject
Photos & Videos
Google Photos / + Baseball Yahoo Photos / + Baseball MLB.com YouTube

Notes:


• Relatives: Willie Jefferson (Brother)


Pitching

Multi-Stint Seasons:



Glossary
Basic Pitching
Team Lg Pos
CBE
NAL
21
SP
2
1
.667
7
4
3
0
0
44.2
9
7
36
11
16
0
0
1.41
235
CBE
22
SP
4
2
.667
9
7
0
5
1
1
51.2
21
21
50
0
24
16
1
1
34
3.66
95
2
1
SP
6
3
.667
16
11
0
8
1
1
96.1
30
28
86
0
35
32
1
1
34
2.62
142
162 Game Average
15
8
.667
40
28
0
20
3
3
242.2
76
71
217
0
88
81
3
3
1156
2.62
142



Advanced Pitching
Team Lg Pos Lg Lg Lg Lg Lg
CBE
NAL
21
SP
44.2
1.05
1.24
9.0%
11.8%
6.2%
7.2%
1.45
1.64
CBE
22
SP
51.2
1.43
1.30
7.1%
12.1%
10.7%
8.6%
0.67
1.54
0.0%
2
1
SP
96.1
1.26
1.27
8.0%
12.4%
8.7%
7.8%
0.91
1.59
0.0%
0.4%



Opponent's Batting
Team Lg Pos
CBE
NAL
21
SP
7
9
36
11
16
0
CBE
22
SP
9
34
29
21
50
1
0
0
0
24
16
1
0
0
1.724
1.389
1.759
3.148
2
1
SP
16
34
29
30
86
1
0
0
0
35
32
1
0
0
.103
.235
.138
.373

If you have any questions regarding Negro Leagues statistical or biographical data, please contact gary@seamheads.com. For any other questions/comments/suggestions, please contact the web developer at BaseballGauge@gmail.com.

Statistical and biographical data for the The Negro Leagues Database, except 1923 and 1933, were compiled by Gary Ashwill. Copyright 2011-2013 Gary Ashwill. All rights reserved. Playing statistics for 1923 were compiled by Patrick Rock. Copyright 2011-2013 Patrick Rock. All rights reserved. Playing statistics for 1933 were compiled by Scott Simkus. Copyright 2013 Scott Simkus. All rights reserved.


Defensive Regression Analysis data used here was obtained with permission from Michael Humphreys, author of Wizardry

Win Shares are calculated using the formula in the book Win Shares by Bill James