NFL
Football
Loading scores…
← Player directory16 reported facts
Team profilePlayer biography
Background, draft & career details
The essentials at a glance. Open each group for additional details, or check the sources behind any fact.
Background & education
- Full name
- John Duff
- Born
- Jul 31, 1967
- College
- New Mexico; Saddleback Community College
More background details
- First name
- John
- Last name
- Duff
- Football name
- Not reported
- Common first name
- John
- Name suffix
- Not reported
- College conference
- Not reported
Measurements & recorded role
- Height
- 6′ 7″ (79 in)
- Weight
- 262 lb
- Position
- DE
More role details
- Position group
- DL
- Last reported jersey
- #0
- Last reported team
- JAX
- Status at source capture
- RES
- Reported experience
- 2 years
Draft & reported career span
- Draft year
- Not reported
- Draft round
- Not reported
- Overall selection
- Not reported
- Draft team
- Not reported
More career details
- Rookie season
- 1993
- Last listed season
- 1995
Roster details reflect the source when captured and may be historical. Missing details mean “not reported”.
Biography sources & dates 1 source
- nflverse player reference catalog
Captured Oct 11, 2026 · Information cutoff Oct 11, 2026 · Source effective date not supplied
Biography snapshot built Oct 11, 2026. Public facts match the exact player profile ID nflverse:DUF318148.
Team, jersey, status, experience and any availability details do not confirm a current roster spot or game availability. “Last listed season” is a catalog field, not a confirmed retirement date. Missing draft details do not establish that a player was undrafted.
View field sources & observations
- Full name
- John Duffnflverse player reference catalog · Oct 11, 2026Source-reported biography
- First name
- Johnnflverse player reference catalog · Oct 11, 2026Source-reported biography
- Last name
- Duffnflverse player reference catalog · Oct 11, 2026Source-reported biography
- Common first name
- Johnnflverse player reference catalog · Oct 11, 2026Source-reported biography
- Born
- Jul 31, 1967nflverse player reference catalog · Oct 11, 2026Source-reported biography
- College
- New Mexico; Saddleback Community Collegenflverse player reference catalog · Oct 11, 2026Source-reported biography
- Height
- 6′ 7″ (79 in)nflverse player reference catalog · Oct 11, 2026Source-reported biography
- Weight
- 262 lb
Loading current player role…
Explore the Career Library · save histories for offline reading →Current season · Regular season
2026 regular-season stats
Season stats unavailable - retrying.
Loading player forecasts…