worst quarterback completion percentage since 2000, minimum 350 attempts

Since 2000, Mike McMahon has the worst completion percentage by a quarterback when throwing 350+ pass attempts, at 44.5 percent.

Interpreted as:
worst quarterback completion percentage since 2000, minimum 350 passing attempts
NAMEPCTATTGPCMPYDSAVGYDS/GTDINTRTGTD%INT%SCKSCKY
1Mike McMahon
M. McMahon
44.5
515
29
229
2,867
5.6
98.9
15
21
55.1
2.9
4.1
55
338
2Tim Tebow
T. Tebow
47.9
361
35
173
2,422
6.7
69.2
17
9
75.3
4.7
2.5
41
258
3Ryan Leaf
R. Leaf
50.2
410
15
206
2,377
5.8
158.5
12
21
56.5
2.9
5.1
43
237
4Anthony Richardson Sr.
A. Richardson Sr.
50.6
350
17
177
2,400
6.9
141.2
11
13
67.8
3.1
3.7
21
144
5JaMarcus Russell
J. Russell
52.1
680
31
354
4,083
6.0
131.7
18
23
65.2
2.6
3.4
70
457
6Drew Stanton
D. Stanton
52.4
659
38
345
4,059
6.2
106.8
20
24
66.3
3.0
3.6
38
226
7Ken Dorsey
K. Dorsey
52.5
408
16
214
2,082
5.1
130.1
8
18
55.2
2.0
4.4
25
172
8Bruce Gradkowski
B. Gradkowski
52.9
709
37
375
4,057
5.7
109.6
21
24
65.8
3.0
3.4
53
333
9DeShone Kizer
D. Kizer
53.1
518
18
275
3,081
5.9
171.2
11
24
58.9
2.1
4.6
42
264
10John Skelton
J. Skelton
53.2
602
20
320
3,707
6.2
185.4
15
25
63.0
2.5
4.2
47
325
11Chad Hutchinson
C. Hutchinson
53.3
413
15
220
2,466
6.0
164.4
11
11
69.1
2.7
2.7
57
425
12Brady Quinn
B. Quinn
53.8
550
24
296
3,043
5.5
126.8
12
17
64.4
2.2
3.1
41
236
13Josh Rosen
J. Rosen
54.0
513
24
277
2,864
5.6
119.3
12
21
61.1
2.3
4.1
61
413
14Jimmy Clausen
J. Clausen
54.0
472
21
255
2,520
5.3
120.0
7
14
61.9
1.5
3.0
43
281
15Tyler Thigpen
T. Thigpen
54.0
509
29
275
3,222
6.3
111.1
21
18
72.5
4.1
3.5
35
221
16Derek Anderson
D. Anderson
54.3
1,674
78
909
10,878
6.5
139.5
60
64
70.4
3.6
3.8
81
563
17Chris Weinke
C. Weinke
54.4
709
29
386
3,904
5.5
134.6
15
26
62.2
2.1
3.7
47
298
18Tony Banks
T. Banks
54.9
773
40
424
4,846
6.3
121.2
24
23
71.9
3.1
3.0
62
382
19Kellen Clemens
K. Clemens
54.9
638
64
350
4,053
6.4
63.3
16
21
68.9
2.5
3.3
66
401
20Anthony Wright
A. Wright
54.9
605
31
332
3,590
5.9
115.8
20
25
66.3
3.3
4.1
55
394
21Shaun King
S. King
55.1
592
28
326
3,691
6.2
131.8
20
20
71.1
3.4
3.4
50
341
22Rex Grossman
R. Grossman
55.2
1,562
54
863
10,232
6.6
189.5
56
60
71.4
3.6
3.8
92
698
23Charlie Whitehurst
C. Whitehurst
55.3
396
25
219
2,463
6.2
98.5
11
8
74.9
2.8
2.0
38
204
24Cleo Lemon
C. Lemon
55.7
379
15
211
2,185
5.8
145.7
8
7
71.8
2.1
1.8
30
190
25Doug Flutie
D. Flutie
55.7
978
42
545
6,630
6.8
157.9
33
25
77.4
3.4
2.6
45
283
StatMuse has season-level data for completion percentage and passing attempts going back to the 1932 season.

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11
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Lions Lions
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Last Game
DET Lions

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19

Final

16

CHI Bears

11 - 6

Sun 4 Jan 2026

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10
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Jets Jets - e
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AFC NorthWLTPCT
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AFC WestWLTPCT
14
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11
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14
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NFC EastWLTPCT
11
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0
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7
9
1
.441
5
12
0
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4
13
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NFC NorthWLTPCT
Bears Bears - y
11
6
0
.647
9
7
1
.559
9
8
0
.529
Lions Lions - e
9
8
0
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NFC SouthWLTPCT
8
9
0
.471
8
9
0
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8
9
0
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6
11
0
.353
NFC WestWLTPCT
14
3
0
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Rams Rams - w
12
5
0
.706
49ers 49ers - w
12
5
0
.706
3
14
0
.176