Couple of recent ones I really enjoyed

Pacquiao vs Margarito

and the Juan Manuel Lopez vs Rafael Marquez from this month, which for me has been the best boxing match of the year so far.

Some cracking fights in this thread. Some of my all time favourite fights in no particular order

Arturo Gatti vs Micky Ward all 3 fights
Diego Corrales vs Jose Luis Castillo 1
Marvin Hagler vs Tommy Hearns
Nigel Benn vs Chris Eubank 1 & 2
Muhammad Ali vs Joe Frazier 3 Thrilla in Manilla
Muhammad Ali vs George Foreman Rumble in the Jungle
Roberto Duran vs Sugar Ray Leonard 1
Nigel Benn vs Gerald McClellan
Juan Manuel Marquez vs Juan Diaz 1
Ryan Rhodes vs Jamie Moore
Michael Katsidis vs Graeme Earl
Jamie Moore vs Matthew Macklin
Manny Pacquiao vs Juan Manuel Marquez 1
Erik Morales vs Marco Antonio Barrera

And a few that haven't been mentioned

Carl Froch vs Jean Pascal
Miguel Cotto vs Antonio Margarito
Evander Holyfield vs George Foreman
Kelly Pavlik vs Jermain Taylor 1
Ricky Hatton vs Kostya Tszyu
Evander Holyfield vs Riddick Bowe 1
Mike Tyson vs Buster Douglas
Carl Froch vs Mikkel Kessler

Can't go wrong with any of them fights