#57

Jack Sanborn

Senior linebacker for Wisconsin. 2021: 77 tackles, 16 tackles for loss, 5 sacks.

LB · Wisconsin · Sr. · #57

6′2″ · 235 lb · Deer Park, IL

CFB Index 80 · #59 of 578 LBsHigh confidenceAll-Conf 1st teamWisconsin 2021 alumnus

Recruiting

4★

ILB recruit

No. 337 nationally · Signed with Wisconsin

No college snaps yet.

His career numbers, season by season

The story

4 linebacker for Wisconsin. 2021: 77 tackles, 16 tackles for loss, 5 sacks.

Signed as a 4-star recruit to Wisconsin in 2018.

His career, year by year

How it ended

Four seasons at Wisconsin, 216 tackles, a first-team All-Conference season (2021) — his college career is complete.

His career

He arrived as a blue-chip recruit and played like one.

20184 games

Signed with Wisconsin4-star out of Lake Zurich

20206 games

All-Big Tenthird

202111 games

All-Big Tenfirst

Career arc

Recruit

★★★★

#337 national

CFB

College

Wisconsin

2018–2021

NFL

NFL Draft

—

Not drafted

Trophy case · Confirmed honors

What the selectors said

2 honors · 1 category

🥈

ALL-BIG TEN · 1ST TEAM

All-Big Ten 1st team (2021)

Coaching lineage · 2018–2021

1 coach

2018–2021

Paul Chryst

Wisconsin

Played his entire career under Paul Chryst.

2021 snapshot

Season context · Team result + system

4 seasons under Paul Chryst — 31-16 over that span.

2018Wisconsin8-5HC: Paul Chryst · Run-heavy

2019Wisconsin10-4HC: Paul Chryst · Run-heavy

2020Wisconsin4-3HC: Paul Chryst · Run-heavy, fast tempo

2021Wisconsin9-4HC: Paul Chryst · Run-heavy

Where this defender ranks vs the field

Box-score production percentiles vs the position cohort

80All-Conference level #59 of 578?

High confidence7 metrics · season cumulative

Elite: tackles for loss (99th percentile). Strength: sacks (94th percentile). Concern: passes defended (19th percentile).

Box-score production (7)

Tackles for loss#24 / 2743 · 99th pct

16.0

Sacks#151 / 2743 · 94th pct

5.0

Tackles#200 / 2743 · 93rd pct

QB hurries#213 / 2743 · 90th pct

Solo tackles#277 / 2743 · 89th pct

Forced fumbles#59 / 673 · 46th pct

Passes defended#1695 / 2743 · 19th pct

Percentiles are versus same-position peers with enough snaps this season, based on box-score production. There are no play-by-play efficiency bars here: CFBD's play-value model credits offensive players only, so no defensive EPA exists to rank.

Splits & context

Splits · Per-game

2021 season · 11 games

Home/Road · Season halves

Home vs Road

	TKL/g	TFL/g	SACK/g	PD/g
Home7g	6.7	1.5	0.2	0.0
Road4g	6.8	1.0	0.5	0.0

First half vs Second half

	TKL/g	TFL/g	SACK/g	PD/g
Weeks 1-75g	5.2	1.2	0.2	0.0
Weeks 8+6g	8.0	1.4	0.4	0.0

Supporting cast · Scheme

Staff and system around the player

2026 season

Head Coach

Luke Fickell

Scheme reads (pass share, tempo, sack rate) need at least 3 team games — 2 games in so far.

Awards

Player standing · 2021

All-Conference 1st team

First team in his league at the position.

Recognition

Roster2-deepStarterRecognizedEliteApex

Production · CFB Index Score

80 · #59 of 578 LBs

Former four-star. Now #59 at the position.

Career stats

Season	Team
2021	Wisconsin	77	40	16.0	5.0	--	--	--
2020	Wisconsin	52	31	4.0	1.0	--	1	--
2019	Wisconsin	80	50	9.0	5.5	3	3	--
2018	Wisconsin	7	4	0.0	0.0	1	--	--
Career		216	125	29.0	11.5	4	4	--

Game log

Game log · Week-by-week

2021 season · 11 games

Box score · CFBD

Wk	Opp	TKL	SOLO	TFL	SACK	INT	Note
Wk 1	L 10-16vs Penn State	5	5	2.0	1.0	—
Wk 2	W 34-7vs Eastern Michigan	1	1	1.0	0.0	—
Wk 4	L 13-41vs Notre Dame	5	4	2.0	0.0	—
Wk 6	W 24-0@ Illinois	3	1	1.0	0.0	—
Wk 7	W 20-14vs Army	12	8	0.0	0.0	—	Season-high 12 tackles
Wk 8	W 30-13@ Purdue	8	4	1.5	0.5	—
Wk 9	W 27-7vs Iowa	7	3	1.5	0.5	—
Wk 10	W 52-3@ Rutgers	9	2	1.0	1.0	—
Wk 11	W 35-7vs Northwestern	10	6	3.0	0.0	—	3.0 TFL
Wk 12	W 35-28vs Nebraska	7	2	1.0	0.0	—
Wk 13	L 13-23@ Minnesota	7	2	0.5	0.5	—
Total		74	38	14.5	3.5	—

Stats from CFBD · ESPN · fan discourse. Every figure computed from source tables — not invented. Methodology