World title lineage
IBF WELTERWEIGHT Champions
A complete roll of IBF welterweight champions since 1984 — 33 champions across 43 reigns. LIAM PARO is the current titleholder. The longest reign belongs to ERROL SPENCE, JR. (5y 12m, 6 defences).
- 43LIAM PAROCURRENT CHAMPION
2026–present · 4m · 0 defences
- 42
2025–2026 · 9m · 0 defences
- 41
2024–2025 · 1y 2m · 2 defences
- 40
2023–2024 · 12m · 0 defences
- 39
2023 · 2m · 0 defences
- 38
2017–2023 · 5y 12m · 6 defences
- 37
2014–2017 · 2y 10m · 3 defences
- 36
2014 · 7d · 0 defences
- 35
2014 · 4m · 0 defences
- 34
2014 · 3m · 0 defences
- 33
2013–2014 · 2m · 0 defences
- 32
2013 · 10m · 0 defences
- 31
2012–2013 · 4m · 0 defences
- 30
2012 · 4m · 0 defences · won vacant
- 29
2011–2012 · 6m · 0 defences · later vacated
- 28
2011 · 5m · 0 defences
- 27
2011 · 5m · 0 defences
- 26
2010–2011 · 11m · 0 defences
- 25
2008–2010 · 1y 8m · 0 defences
- 24
2008 · 2m · 0 defences
- 23
2008 · 1m · 0 defences
- 22
2008 · 3m · 0 defences
- 21
2007–2008 · 6m · 1 defence
- 20
2007 · 28d · 0 defences
- 19
2006–2007 · 8m · 0 defences
- 18
2006 · 7m · 0 defences
- 17
2005–2006 · 4m · 0 defences
- 16
2005 · 10m · 1 defence
- 15
2004–2005 · 10m · 0 defences
- 14
2002–2004 · 2y 1m · 0 defences
- 13
2001–2002 · 5m · 0 defences
- 12
2000–2001 · 11m · 2 defences
- 11
2000 · 2m · 0 defences
- 10
2000 · 7m · 1 defence
- 9
1997–2000 · 2y 6m · 0 defences
- 8
1994–1997 · 3y 6m · 0 defences
- 7
1991–1994 · 2y 6m · 0 defences
- 6
1991 · 2m · 0 defences
- 5
1991 · 1m · 0 defences
- 4
1990–1991 · 1y 3m · 0 defences
- 3
1988–1990 · 1y 7m · 0 defences
- 2
1986–1988 · 1y 10m · 3 defences
- 1
1984–1986 · 2y 8m · 5 defences
