J.B. Brown
Height6'0"
Weight191 lb
BornJan 5, 1967
Age59
CollegeMarylandSee College Stats
Rookie yr1989
Draft1989 · Rd 12, Pick 315 · MIA
Combined Season Grid
The full season-by-season grids, joined on one timeline. Every selected stat family stays visible at once—no tab hopping.
1 grid split in one view
| Season | Age | Team | G | GS | Defense | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | |||||
| 1989 | — | MIA | 16 | — | 12 | 9 | — | — | — | 0.0 | 0.0 | — | 2 | 0 | — | — | — |
| 1990 | — | MIA | 16 | — | 43 | 41 | — | — | — | 1.0 | 1.0 | — | 6 | 0 | — | — | — |
| 1991 | — | MIA | 15 | — | 55 | 0 | — | — | — | 0.0 | 0.0 | 1 | 7 | 0 | — | — | — |
| 1992 | — | MIA | 16 | — | 49 | 45 | — | — | — | 0.0 | 0.0 | 4 | 12 | 0 | — | — | — |
| 1993 | — | MIA | 16 | — | 70 | 61 | — | — | — | 0.0 | 0.0 | 5 | 16 | 2 | — | — | — |
| 1994 | — | MIA | 16 | — | 75 | 65 | — | — | — | 0.0 | 0.0 | 3 | 15 | 1 | — | — | — |
| 1995 | — | MIA | 13 | — | 45 | 42 | — | — | — | 0.0 | 0.0 | 2 | 8 | 2 | — | — | — |
| 1996 | — | MIA | 14 | — | 15 | 14 | — | — | — | 0.0 | 0.0 | 1 | 4 | 1 | — | — | — |
| 1997 | — | PIT | 13 | — | 11 | 11 | — | — | — | 0.0 | 0.0 | — | 4 | 0 | — | — | — |
| 1998 | — | ARI | 15 | — | 35 | 27 | — | — | — | 0.0 | 0.0 | — | 6 | 0 | — | — | — |
| 1999 | — | DET | 11 | — | 26 | 22 | 4 | 0 | 0 | 0.0 | 0.0 | 0 | 6 | 0 | — | 0 | 0 |
| 2000 | — | DET | 3 | — | 4 | 3 | 1 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | — | 0 | 0 |
| Career | — | 164 | — | 440 | 340 | 5 | 0 | 0 | 1.0 | 1.0 | 16 | 86 | 6 | 0 | 0 | 0 | |
Defense
| Season | Age | Team | G | GS | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1989 | 22 | MIA | 16 | — | 12 | 9 | — | — | — | 0.0 | 0.0 | — | 2 | 0 | — | — | — | 1.7 |
| 1990 | 23 | MIA | 16 | — | 43 | 41 | — | — | — | 1.0 | 1.0 | — | 6 | 0 | — | — | — | 16.6 |
| 1991 | 24 | MIA | 15 | — | 55 | 0 | — | — | — | 0.0 | 0.0 | 1 | 7 | 0 | — | — | — | 5.8 |
| 1992 | 25 | MIA | 16 | — | 49 | 45 | — | — | — | 0.0 | 0.0 | 4 | 12 | 0 | — | — | — | 8.8 |
| 1993 | 26 | MIA | 16 | — | 70 | 61 | — | — | — | 0.0 | 0.0 | 5 | 16 | 2 | — | — | — | 12.8 |
| 1994 | 27 | MIA | 16 | — | 75 | 65 | — | — | — | 0.0 | 0.0 | 3 | 15 | 1 | — | — | — | 10.4 |
| 1995 | 28 | MIA | 13 | — | 45 | 42 | — | — | — | 0.0 | 0.0 | 2 | 8 | 2 | — | — | — | 7.9 |
| 1996 | 29 | MIA | 14 | — | 15 | 14 | — | — | — | 0.0 | 0.0 | 1 | 4 | 1 | — | — | — | 4.7 |
| 1997 | 30 | PIT | 13 | — | 11 | 11 | — | — | — | 0.0 | 0.0 | — | 4 | 0 | — | — | — | 4.6 |
| 1998 | 31 | ARI | 15 | — | 35 | 27 | — | — | — | 0.0 | 0.0 | — | 6 | 0 | — | — | — | 6.2 |
| 1999 | 32 | DET | 11 | — | 26 | 22 | 4 | 0 | 0 | 0.0 | 0.0 | 0 | 6 | 0 | — | 0 | 0 | 4 |
| 2000 | 33 | DET | 3 | — | 4 | 3 | 1 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | — | 0 | 0 | — |
| Career | 164 | 440 | 340 | 5 | 0 | 0 | — | — | 16 | 86 | 6 | 0 | 0 | 0 | 83.5 |
All-Time Standing
how this career measures against the all-time greats at the position6
Depth
of 100
Reached 7% of the all-time Interceptions leader — a rotational/depth all-time profile at the position.
7% of the all-time Interceptions leader7
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: 90%.
Postseason Career
1 playoff gameDefense
Tkl3Solo3
College stats are not imported for this profile yet.
StatVault has the verified college attribution (Maryland), 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.
Top Teammates
Dan MarinoQB8yBryan CoxLB5yDwight HollierMLB5yBernie ParmaleeRB5yFred BanksWR5yMark HiggsRB5yReggie RobyP4yTroy VincentS4yKeith ByarsFB4yMarco ColemanDE4yTony MartinWR4yMark DuperWR4yO.J. McDuffieWR4yGreg BatyTE4yFerrell EdmundsTE4yJohn KiddP3yIrving FryarWR3yTim BowensDT3yMarc LoganRB3yTony PaigeFB3yJim JensenWR3yKeith JacksonTE3yRandal HillWR3yJames SaxonRB3y
1989 Draft Class· this player went #315
Franchise Succession
the room, before and afterJ.B. opened the Miami Dolphins DB lineage the corpus knows, and handed it to Troy Vincent (1992–1995).
Similar Players
Statistical + physical similarity across every player in the database, position-relevant (0–100%).
Movementderived from season history
- 2000final season
Last recorded season with DET
- 1999team change
Joined DET (from ARI)
- 1998team change
Joined ARI (from PIT)
- 1997team change
Joined PIT (from MIA)
- 1989draft
Drafted by MIA — Round 12, Pick 315
Athletic & Unique Profile
verified measurements and curated source-tagged facts6'0" / 191 lb
Frame
Knox
StatVault's proprietary player intelligence, informed by full career data. How Knox works →
Availability
Career durability — games played vs. scheduled, across 12 seasons.
85%
19892000
Data: nflverse:players, nflverse:player_stats_def, nflverse:draft_picks, wikipedia:season-stats (CC-BY-SA, facts-only), nfl.com:official-stats (facts-only reference), espn.com:stats-api (games-played, facts-only reference), nfl.com:official-stats (games-played, facts-only reference) · multi-source verified via the StatVault Oracle · updated 6/18/2026
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