what quarterback has the lowest pass completion percentage in a career

Cotton Davidson has the lowest career completion percentage by a quarterback, at 43.9 percent.

Interpreted as:

What quarterback has the lowest pass completion percentage with a minimum of 1500 passing attempts in a career?

	NAME	PCT	ATT	GP	CMP	YDS	AVG	YDS/G	TD	INT	RTG	TD%	INT%	SCK	SCKY
1	Cotton Davidson C. Davidson	43.9	1,752	111	770	11,760	6.7	105.9	73	108	54.9	4.2	6.2
2	Tobin Rote T. Rote	45.7	2,907	149	1,329	18,850	6.5	126.5	148	191	56.8	5.1	6.6
3	Jack Kemp J. Kemp	46.7	3,073	122	1,436	21,218	6.9	173.9	114	183	57.3	3.7	6.0	21	187
4	Babe Parilli B. Parilli	46.8	3,153	177	1,475	21,265	6.7	120.1	165	203	59.8	5.2	6.4	0	0
5	Ed Brown E. Brown	47.5	1,886	128	896	14,591	7.7	114.0	94	131	61.6	5.0	6.9
6	George Blanda G. Blanda	47.9	3,653	180	1,750	24,622	6.7	136.8	208	248	60.8	5.7	6.8
7	Tom Flores T. Flores	48.9	1,715	106	838	11,959	7.0	112.8	93	92	67.6	5.4	5.4	1	11
8	Bobby Layne B. Layne	49.0	3,700	175	1,814	26,768	7.2	153.0	196	243	63.4	5.3	6.6
9	Mike Phipps M. Phipps	49.2	1,799	119	886	10,506	5.8	88.3	55	108	52.6	3.1	6.0	172	1,514
10	Doug Williams D. Williams	49.5	2,507	88	1,240	16,998	6.8	193.2	100	93	69.4	4.0	3.7	84	734
11	Charlie Conerly C. Conerly	49.6	2,534	149	1,256	17,313	6.8	116.2	151	154	66.4	6.0	6.1
12	Daryle Lamonica D. Lamonica	49.6	2,530	137	1,255	18,717	7.4	136.6	161	134	73.4	6.4	5.3	72	636
13	Eddie LeBaron E. LeBaron	50.0	1,796	134	898	13,399	7.5	100.0	104	141	61.4	5.8	7.9
14	Mike Pagel M. Pagel	50.1	1,509	132	756	9,414	6.2	71.3	49	63	63.3	3.2	4.2	115	837
15	Joe Namath J. Namath	50.1	3,762	140	1,886	27,663	7.4	197.6	173	220	65.5	4.6	5.8	109	1,052
16	Frank Tripucka F. Tripucka	50.4	1,745	75	879	10,282	5.9	137.1	69	124	52.2	4.0	7.1
17	John Hadl J. Hadl	50.4	4,687	224	2,363	33,503	7.1	149.6	244	268	67.4	5.2	5.7	179	1,514
18	Bill Nelsen B. Nelsen	50.6	1,905	90	963	14,165	7.4	157.4	98	101	70.2	5.1	5.3	50	494
19	Don Meredith D. Meredith	50.7	2,308	104	1,170	17,199	7.5	165.4	135	111	74.8	5.8	4.8
20	Jay Schroeder J. Schroeder	50.8	2,808	118	1,426	20,063	7.1	170.0	114	108	71.7	4.1	3.8	208	1,600
21	Mark Malone M. Malone	50.9	1,648	73	839	10,175	6.2	139.4	60	81	61.9	3.6	4.9	86	671
22	Dan Pastorini D. Pastorini	50.9	3,055	140	1,556	18,515	6.1	132.3	103	161	59.1	3.4	5.3	246	2,229
23	Jim Hart J. Hart	51.1	5,076	201	2,593	34,665	6.8	172.5	209	247	66.6	4.1	4.9	243	1,936
24	Frank Ryan F. Ryan	51.1	2,133	126	1,090	16,042	7.5	127.3	149	111	77.6	7.0	5.2	4	35
25	Charley Johnson C. Johnson	51.2	3,392	165	1,737	24,410	7.2	147.9	170	181	69.2	5.0	5.3	118	894

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StatMuse has season-level data for completion percentage and passing attempts going back to the 1932 season.

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TEAM	W	L	PCT
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Chargers	10	4	.714
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DATE	MATCHUP			TIME (ET)
Sun 12/21	LV	@	HOU	4:25 PM
Sun 12/28	NYG	@	LV	4:05 PM
Sun 1/4	KC	@	LV	1:00 PM

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14

Adams

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St. Brown

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QB Rating Leaders

112.2

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Sack Leaders

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NFL 2025 Rankings

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Opp PPG Rankings

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Total Yards Rankings

396.9

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Rush Yards Rankings

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Pass Yards Rankings

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Sack Leaders

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42.0

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284.1

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NFL 2025 Standings

AFC East	W	L	T	PCT
Patriots	11	3	0	.786
Bills	10	4	0	.714
Dolphins - e	6	8	0	.429
Jets - e	3	11	0	.214
AFC North	W	L	T	PCT
Steelers	8	6	0	.571
Ravens	7	7	0	.500
Bengals - e	4	10	0	.286
Browns - e	3	11	0	.214
AFC South	W	L	T	PCT
Jaguars	10	4	0	.714
Texans	9	5	0	.643
Colts	8	6	0	.571
Titans - e	2	12	0	.143
AFC West	W	L	T	PCT
Broncos - x	12	2	0	.857
Chargers	10	4	0	.714
Chiefs - e	6	8	0	.429
Raiders - e	2	12	0	.143

NFC East	W	L	T	PCT
Eagles	9	5	0	.643
Cowboys	6	7	1	.464
Commanders - e	4	10	0	.286
Giants - e	2	12	0	.143
NFC North	W	L	T	PCT
Bears	10	4	0	.714
Packers	9	4	1	.679
Lions	8	6	0	.571
Vikings - e	6	8	0	.429
NFC South	W	L	T	PCT
Buccaneers	7	7	0	.500
Panthers	7	7	0	.500
Falcons - e	5	9	0	.357
Saints - e	4	10	0	.286
NFC West	W	L	T	PCT
Rams - x	11	3	0	.786
Seahawks	11	3	0	.786
49ers	10	4	0	.714
Cardinals - e	3	11	0	.214