Title lineage
WBO INTERIM LIGHT HEAVYWEIGHT Champions
A complete roll of WBO INTERIM light heavyweight champions since 2009 — 4 champions across 4 reigns. CALLUM SMITH is the current titleholder. The longest reign belongs to NATHAN CLEVERLY (13y 10m, 0 defences).
- 4CALLUM SMITHCURRENT CHAMPION
2025–present · 1y 8m · 0 defences
- 3
2024–2025 · 5m · 0 defences
- 2
2010–2024 · 13y 10m · 0 defences
- 1
2009–2010 · 1y 4m · 0 defences
