# Jim Leonhard — Buffalo Bills Defensive Coordinator

NFL defensive coordinator for the Buffalo Bills.

## Quick Facts

- **Role:** Defensive Coordinator, Buffalo Bills
- **Prior role:** Denver Broncos (2024-2025)
- **Scheme:** Defensive scheme different from previous Bills system

## 2026 Outlook

Jim Leonhard was hired as the Buffalo Bills' defensive coordinator for 2026, coming from the Denver Broncos where he built out their defensive scheme. He brings a different defensive philosophy than the prior Bills system, which impacts how players like Dorian Williams and rookie Kaleb Elarms-Orr will be deployed. The new scheme will be a key factor in the linebacker depth chart battle at Buffalo training camp. Leonhard's system represents a meaningful shift in the Bills' defensive architecture (per 2026 IDP Training Camp Battles to Watch — Buffalo Bills Linebackers).

## Recent News

- 2026-06-23 — Jim Leonhard joins Bills as defensive coordinator; new scheme impacts linebacker roles (2026 IDP Training Camp Battles to Watch — Buffalo Bills Linebackers)

## Open Questions

- How will Jim Leonhard's Denver defensive scheme translate to Buffalo's personnel?

## Sources

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Source: https://chatffb.com/coaches/defensive-coordinators/jim-leonhard-buffalo-bills · ChatFFB — fantasy football answers updated from a live news wiki.