who has the lowest completion percentage in an nfl season

Gary Marangi has the worst completion percentage in a season, with 35.3 percent in 1976.

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  • Regular season
  • 14+ ATT/TG
NAMEPCTSEASONTMGPCMPATTYDSAVGYDS/GTDINTRTGTD%INT%SCKSCKY
1Gary Marangi
G. Marangi
35.3
1976
11
82
232
998
4.3
90.7
7
16
30.8
3.0
6.9
22
166
2Jug Girard
J. Girard
35.4
1949
12
62
175
881
5.0
73.4
4
12
31.6
2.3
6.9
3Dick Wood
D. Wood
36.1
1966
14
83
230
993
4.3
70.9
4
14
30.6
1.7
6.1
4Tobin Rote
T. Rote
37.1
1950
12
83
224
1,231
5.5
102.6
7
24
26.7
3.1
10.7
5Cotton Davidson
C. Davidson
37.1
1962
TOT
14
119
321
1,977
6.2
141.2
7
23
36.1
2.2
7.2
6Lamar McHan
L. McHan
37.7
1955
12
78
207
1,085
5.2
90.4
11
19
34.8
5.3
9.2
7Bobby Douglass
B. Douglass
37.9
1972
14
75
198
1,246
6.3
89.0
9
12
49.8
4.5
6.1
32
175
8Terry Bradshaw
T. Bradshaw
38.1
1970
13
83
218
1,410
6.5
108.5
6
24
30.4
2.8
11.0
25
242
9Tobin Rote
T. Rote
38.9
1953
12
72
185
1,005
5.4
83.8
5
15
32.4
2.7
8.1
10Johnny Green
J. Green
39.0
1960
10
89
228
1,267
5.6
126.7
10
10
54.1
4.4
4.4
11Boley Dancewicz
B. Dancewicz
39.1
1947
12
66
169
1,203
7.1
100.3
11
18
46.4
6.5
10.7
12Frankie Sinkwich
F. Sinkwich
39.2
1944
10
58
148
1,060
7.2
106.0
12
20
52.0
8.1
13.5
13Tom Sherman
T. Sherman
39.8
1968
14
90
226
1,199
5.3
85.6
12
16
45.6
5.3
7.1
14Steve Tensi
S. Tensi
40.3
1967
14
131
325
1,915
5.9
136.8
16
17
54.8
4.9
5.2
15Bobby Douglass
B. Douglass
40.4
1971
12
91
225
1,164
5.2
97.0
5
15
37.0
2.2
6.7
30
235
16Babe Parilli
B. Parilli
40.6
1965
14
173
426
2,597
6.1
185.5
18
26
50.0
4.2
6.1
17Paul Christman
P. Christman
40.6
1945
8
89
219
1,147
5.2
143.4
5
12
42.6
2.3
5.5
18Pete Beathard
P. Beathard
40.7
1967
TOT
11
94
231
1,114
4.8
101.3
9
14
43.8
3.9
6.1
19John McCormick
J. McCormick
40.7
1965
14
103
253
1,292
5.1
92.3
7
14
43.5
2.8
5.5
20John Hadl
J. Hadl
41.2
1962
14
107
260
1,632
6.3
116.6
15
24
43.3
5.8
9.2
21Rusty Hilger
R. Hilger
41.2
1988
11
126
306
1,558
5.1
141.6
7
12
48.9
2.3
3.9
31
251
22Lamar McHan
L. McHan
41.2
1954
12
105
255
1,475
5.8
122.9
6
22
32.4
2.4
8.6
23Tobin Rote
T. Rote
41.4
1951
12
106
256
1,540
6.0
128.3
15
20
48.6
5.9
7.8
24Jim Zorn
J. Zorn
41.4
1977
10
104
251
1,687
6.7
168.7
16
19
54.3
6.4
7.6
11
43
25Marlin Briscoe
M. Briscoe
41.5
1968
11
93
224
1,589
7.1
144.5
14
13
62.9
6.3
5.8
StatMuse has season-level data for completion percentage and pass attempts per team game going back to the 1932 season.

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