Rankings

NFL
NBA
MLB
NHL
MLS

Teams

NFL Teams
NBA Teams
MLB Teams
NHL Teams
MLS Clubs

Encyclopedia

NFL Players
NBA Players
MLB Players
NHL Players
MLS Players
Metric Glossary
All Leaderboards
Ask the Encyclopedia
NFL All-Time Leaders
NBA All-Time Leaders
Cross-Sport Boards
Career Twins
Stadiums & Markets
Defunct Franchises
Honor Roll
Coaches
Colleges
Seasons by Year
Rivalries

Knox

What is Knox?
Why KC Moved
Knox Cases
Vantage Predict

Tools & B2B

Enterprise & licensing
Compare Players
Season Compare
Vantage Embed
Vantage Alert
Developer API

Play

The Vault
Beat the Vault
Guess the Player
Best-Calibrated

Company

About
Press & Media
Contact
Pricing
Your account & data
White-Label
Methodology
Trust Center
Data Licensing
Changelog
Status
Privacy
Terms
Proprietary info
Data sourcing

All destinations 10 more

Draft Draft · Trade Value Lab Partners Players Stats Streaks · Nfl Trade Calculator Vantage Vantage · Mark

StatVaultby VaultSpark Studios

Knox is an analytical system, not financial or betting advice. All sports data © respective providers.

© 2026 VaultSpark Studios LLC. All rights reserved.

Home Players Leaders Ask

John Leypoldt NFL Stats, Career Profile & VAL | StatVault

John Leypoldt

KSEA#0ACT

John Leypoldt

Height6'2"

Weight229 lb

BornMar 31, 1946

Age80

CollegeNorthern Virginia CC See College Stats

Rookie yr1974

OverviewSeason grid, career identity, and honors Season statsComplete stat grids, game-by-game logs, and splits Career storyContext, milestones, relationships, and sources

Fan Rating

Rate John Leypoldt — All-Time

Tap a star to rate

Explore More

1974 Draft ClassmatesFull class →

Clint Longley

QB

Rd 1, #1

Too Tall Jones

DE

Rd 1, #1

Bo Matthews

RB

Rd 1, #2

John Hicks

G

Rd 1, #3

Waymond Bryant

OLB

Rd 1, #4

⇄Compare John Leypoldt vs Player Report data error

J

John Dutton

DT

Rd 1, #5

Carl Barzilauskas

DT

Rd 1, #6

J.V. Cain

TE

Rd 1, #7