Ahkello Witherspoon is a career quality starter — a defensive back whose body of work places Witherspoon in the top half of all players at the position historically. The Knox model values sustained contribution over flash, and Witherspoon's career arc reflects exactly that kind of reliable professional-grade performance.

CBWAS#24ACT

Ahkello Witherspoon

Top 30% all-time defensive backsHigh-End Starter

Height6'2"

Weight195 lb

BornMar 21, 1995

Age31

CollegeColorado; Sacramento City See College Stats

ConferencePacific Twelve

Rookie yr2017

Draft2017 · Rd 3, Pick 66 · SF

Archetype Intelligence

High-End StarterExplore archetypes →

A quality defensive back with a top 30% among starters — a legitimate starter who contributed meaningfully across their career.

Career Value · VORP

VORP 75 · #1504 · Above Average

Worth 75 points of value above a freely-available replacement cornerback — top 33% of all 4,642 ranked at the position. 5 of 9 seasons cleared the replacement bar, by +15 on average.See board →

Seasons above replacement

5 cleared

4 replaced

Beat replacement (adds to VORP) Below it — adds 0, never a debit

Replacement

the KC-H bar

→

Seasons over

cleared the bar

+15

Avg surplus

peak +29

5 seasons × ~15 surplus ≈ VORP 75

Combined Season Grid

The full season-by-season grids, joined on one timeline. Every selected stat family stays visible at once—no tab hopping.

3 grids split in one view

Season	Age	Team	G	GS	Defense													Snap Counts						Advanced Defense & Coverage (2018+)
Season	Age	Team	G	GS	Tkl	Solo	Ast	TFL	QBHits	Sk	Dis	Int	PD	FF	FR	TD	Sfty	Off	Off%	Def	Def%	ST	ST%	Tgt	Cmp	Cmp%	RateAll	ADOT	Prss	Hrry	QBKD	Bltz	MissTkl	Miss%
2017	—	SF	12	—	30	26	4	0	0	0.0	0.0	2	7	1	—	0	0	—	0.0%	660	81.7%	111	32.4%	—	—	—	—	—	—	—	—	—	—	—
2018	—	SF	13	—	37	30	7	0	0	0.0	0.0	0	4	0	—	0	0	—	0.0%	700	81.6%	112	29.7%	78	43	0.6	104.3	12.4	0	0	0	1	5	0.1
2019	—	SF	8	—	28	24	4	1	0	0.0	1.0	1	9	0	—	1	0	—	0.0%	563	82.3%	35	32.5%	53	30	0.6	108.7	10.9	0	0	0	3	7	0.2
2020	—	SF	7	—	19	16	3	1	0	0.0	1.0	1	4	0	—	0	0	—	0.0%	333	55.3%	107	43.7%	32	19	0.6	82.4	9.8	1	1	0	2	1	0.0
2021	—	PIT	8	—	13	12	1	1	0	0.0	1.0	3	9	0	—	0	0	—	0.0%	368	56.2%	20	9.6%	37	14	0.4	35.1	10.8	0	0	0	1	6	0.3
2022	—	PIT	4	—	17	14	3	0	0	0.0	0.0	1	2	0	—	0	0	—	0.0%	248	80.5%	13	12.3%	29	22	0.8	126.1	9.2	0	0	0	0	1	0.0
2023	—	LA	17	—	50	41	9	3	0	0.0	3.0	3	14	0	2	0	0	—	0.0%	1,060	93.4%	2	4.0%	106	51	0.5	75.7	14.8	0	0	0	1	9	0.1
2024	—	LA	11	—	28	23	5	0	0	0.0	0.0	1	9	0	—	0	0	—	0.0%	494	55.6%	22	20.5%	49	32	0.7	96.9	10.7	0	0	0	0	5	0.1
2025	—	LA	5	—	8	6	2	0	0	0.0	0.0	1	2	0	—	0	0	—	0.0%	173	48.0%	10	11.7%	16	10	0.6	97.7	17.5	0	0	0	0	3	0.3
Career		—	85	—	230	192	38	6	0	0.0	6.0	13	60	1	2	1	0	—	0.0%	4,599	70.5%	432	21.8%	400	221	—	—	—	1	1	0	8	37	—

Defense

Season	Age	Team	G	GS	Tkl	Solo	Ast	TFL	Sk	Dis	Int	PD	FF	FR	TD	VAL
2017	22	SF	12	10*	30	26	4	0	0.0	0.0	2	7	1	—	0	7.2
2018	23	SF	13	11*	37	30	7	0	0.0	0.0	0	4	0	—	0	4.5
2019	24	SF	8	8*	28	24	4	1	0.0	1.0	1	9	0	—	1	5.9
2020	25	SF	7	6*	19	16	3	1	0.0	1.0	1	4	0	—	0	3.7
2021	26	PIT	8	5*	13	12	1	1	0.0	1.0	3	9	0	—	0	7
2022	27	PIT	4	3*	17	14	3	0	0.0	0.0	1	2	0	—	0	2
2023	28	LA	17	16*	50	41	9	3	0.0	3.0	3	14	0	2	0	10.2
2024	29	LA	11	7*	28	23	5	0	0.0	0.0	1	9	0	—	0	5.8
2025	30	LA	5	0*	8	6	2	0	0.0	0.0	1	2	0	—	0	2.9
Career			85	66*	230	192	38	6	—	—	13	60	1	2	1	49.2

* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)

Snap Counts

Season	Age	Team	G	GS	Off	Off%	Def	Def%	ST	ST%
2017	22	SF	12	10*	—	0.0%	660	81.7%	111	32.4%
2018	23	SF	14	11*	—	0.0%	700	81.6%	112	29.7%
2019	24	SF	10	8*	—	0.0%	563	82.3%	35	32.5%
2020	25	SF	11	6*	—	0.0%	333	55.3%	107	43.7%
2021	26	PIT	9	5*	—	0.0%	368	56.2%	20	9.6%
2022	27	PIT	4	3*	—	0.0%	248	80.5%	13	12.3%
2023	28	LA	17	16*	—	0.0%	1,060	93.4%	2	4.0%
2024	29	LA	13	7*	—	0.0%	494	55.6%	22	20.5%
2025	30	LA	6	0*	—	0.0%	173	48.0%	10	11.7%
Career			96	66*	—	—	4,599	—	432	—

* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)

Advanced Defense & Coverage (2018+)

Season	Age	Team	G	GS	Tgt	Cmp	Cmp%	RateAll	ADOT	Prss	Hrry	Bltz	MissTkl	Miss%
2018	23	SF	14	11*	78	43	0.6	104.3	12.4	0	0	1	5	0.1
2019	24	SF	10	8*	53	30	0.6	108.7	10.9	0	0	3	7	0.2
2020	25	SF	11	6*	32	19	0.6	82.4	9.8	1	1	2	1	0.0
2021	26	PIT	9	5*	37	14	0.4	35.1	10.8	0	0	1	6	0.3
2022	27	PIT	4	3*	29	22	0.8	126.1	9.2	0	0	0	1	0.0
2023	28	LA	17	16*	106	51	0.5	75.7	14.8	0	0	1	9	0.1
2024	29	LA	13	7*	49	32	0.7	96.9	10.7	0	0	0	5	0.1
2025	30	LA	6	0*	16	10	0.6	97.7	17.5	0	0	0	3	0.3
Career			84	56*	400	221	—	—	—	1	1	8	37	—

* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)

KV-H Anatomy

KV-H 59 · Strong Starter

A strong starter career by KV-H: a well-rounded profile that scores 59 of 100, era-normalized against int/g peers across 9 scored seasons.

Sustained

career value

×.6

Peak

best 3 seasons

×.4

×1

Longevity

career length

Blend 58.2 × longevity 1 = KV-H 59· confidence 89%

What builds the career mark of 57

On-field 44.1

Availability 12.9

On-field production Staying available

Season-by-season quality (era-relative int/g)

2017bestavg 54elite 702025

All-Time Standing

how this career measures against the all-time greats at the position

Depth

of 100

Reached 6% of the all-time Interceptions leader — a rotational/depth all-time profile at the position.

6% of the all-time Interceptions leader6

0 categories ≥25% of the all-time leader0

A 0–100 scale where 100 = matched the all-time leaderat this position. Built only from visible encyclopedia data — career production vs. the all-time leader, plus efficiency (EPA) and comparable-player confidence — so it's a transparent context score, not a subjective rating. Tiers: Elite ≥ 85 · Strong ≥ 65 · Solid ≥ 45 · Depth < 45. Comparable-player confidence: 89%.

Per-Snap Impact

Defensive Backs · proprietary · 2012+

Solid

SIS

Disruption / 100 snaps:1.74See leaderboard →

Disruption/1001.74Snap share70.5%Def snaps4,599ReliableCV 0.41

Production per snap — the box score normalized by opportunity. SIS is z-scored within defensive backs, shrinkage-regularized so small samples don't spike, over the NFL snap-count era (2012+).

Career Aging Trajectory

vs. position group average · KV-H basis

Amber = this player (normalized to own peak). Indigo = average defensive backs aging curve. Group peak age: 21. Source: StatVault KV-H era (1999+).

Combine · 2017

Percentiles compare each raw measurement against position peers, the full combine pool, and the same draft class where enough samples exist.

DB · 2017 class

4.45s

40-Yard

Above avg · 68th pct

Pos 68thAll 86thClass Pos 58thClass All 86th

40.5"

Vertical

Elite · 91th pct

Pos 91thAll 96thClass Pos 95thClass All 98th

127"

Broad Jump

Strong · 79th pct

Pos 79thAll 91thClass Pos 73thClass All 87th

6.93s

3-Cone

Above avg · 54th pct

Pos 54thAll 78thClass Pos 38thClass All 71th

4.13s

Shuttle

Above avg · 63th pct

Pos 63thAll 84thClass Pos 78thClass All 91th

Postseason Career

6 playoff games

Defense

Tkl11Solo9Ast2TFL1QBHits1Sk1.0Dis3.0FF1

College Stats

Colorado; Sacramento CityCollege listed; stat table pending import

College stats are not imported for this profile yet.

StatVault has the verified college attribution (Colorado; Sacramento City), but no parsed college box-score table is present in this profile artifact. The section stays here so every profile has a consistent college-stats landing point without fabricating unavailable rows.

Reference Graph

Career teammates and draft class, derived from year-by-year rosters — every name is linked.

2017 Draft Class· this player went #66

#58Ethan PocicC #59Tanoh KpassagnonDE #60Chidobe AwuzieCB #61Josh JonesS #62JuJu Smith-SchusterWR #63Dion DawkinsOT #64Taylor MotonOT #65Larry OgunjobiDT #67Alvin KamaraRB #68Dawuane SmootDE #69Cooper KuppWR #70Pat ElfleinC #71Dan FeeneyG #72Taywan TaylorWR #73Jordan WillisDE #74Chris WormleyNT

Franchise Succession

the room, before and after

Ahkello inherited the San Francisco 49ers DB room from Jaquiski Tartt (2015–2021), and handed it to K'Waun Williams (2017–2021).

Dave Waymer 1990–1991Eric Davis 1990–1995Merton Hanks 1991–1998Dana Hall 1992–1994Tim McDonald 1993–1999Tyronne Drakeford

Similar Players

Statistical + physical similarity across every player in the database, position-relevant (0–100%).

Movementderived from season history

2025final season
Last recorded season with LA
2023team change
Joined LA (from PIT)
2021team change
Joined PIT (from SF)
2017draft
Drafted by SF — Round 3, Pick 66

Athletic & Unique Profile

verified measurements and curated source-tagged facts

6'2" / 195 lb

Frame

198 lb at 4.45s

Size-speed

40.5" vert / 127" broad

Explosion

Injury History

13 career games missed (Out)

From nflverse weekly injury reports · coverage begins 2009.

Season	Team	Games Out	Designations
2024	LA	0	W20Questionable· Thigh
2022	PIT	7	W4Out· HamstringW5Out· HamstringW6Out· HamstringW7Doubtful· HamstringW10Out· HamstringW11Out· HamstringW12Out· HamstringW13Out· Hamstring
2020	SF	1	W3Questionable· HamstringW4Out· HamstringW5Questionable· Hamstring
2019	SF	5	W5Out· FootW6Out· FootW7Out· FootW8Out· FootW9Out· FootW10Questionable· Foot / QuadricepW11Questionable· Foot / Quadricep
2018	SF	0	W7Questionable· Concussion
2017	SF	0	W6Questionable· ConcussionW13Questionable· AnkleW15Questionable· Knee

Knox

StatVault's proprietary player intelligence, informed by full career data. How Knox works →

Historical Knox · KV-H

Era-normalized career quality — z-scored against 9-season peers. See all →

peak 60

Season Report Cards· KV-H era-normalized per season

B2017

C2018

C+2019

C2020

B+2021

D2022

B+2023

C+2024

D2025

Availability

Career durability — games played vs. scheduled, across 9 seasons.

64%

Era Translator

INT translated to the 2025NFL — each season's standing among its own-era peers, projected onto 2025's scoring environment. Modern-era (1999+) coverage.

Season	Actual INT	INT/G	→ 2025 INT	→ 2025 /G
2017	2	0.2	2	0.1
2018	0	0	0	0
2019	1	0.1	2+1	0.1
2020	1	0.1	2+1	0.1
2021	3	0.4	5+2	0.3
2022	1	0.3	4+3	0.2
2023	3	0.2	3	0.2
2024	1	0.1	2+1	0.1
2025	1	0.2	3+2	0.2

Data: nflverse:players, nflverse:player_stats_def, nflverse:snap_counts, nflverse:combine, nflverse:draft_picks, nflverse:injuries · multi-source verified via the StatVault Oracle · updated 6/18/2026

Career Value · VORP

75 career value over replacement — #1504 all-time of 4,642. 8.3/season above a replacement-level CB.

Draft OutcomeValue ↑

Pick #66 (Rd 3) · SF · 2017 · +13.6 vs expected KV-H

59actual

45.4 expected · Δ+13.6

Fan Rating

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Archetype Intelligence

Career Value · VORP

Combined Season Grid

Defense

Snap Counts

Advanced Defense & Coverage (2018+)

KV-H Anatomy

All-Time Standing

Per-Snap Impact

Career Aging Trajectory

Combine · 2017

Postseason Career

Defense

College Stats

Reference Graph

Top Teammates

2017 Draft Class· this player went #66

Franchise Succession

Similar Players

Movementderived from season history

Athletic & Unique Profile

Injury History

Knox

Era Translator

Career Geography