SI Vault: Manny PacquiaoManny Pacquiao prepares to defend his welterweight world title vs. Jeff Horn in Brisbane, Australia this Saturday. In anticipation, SI Vault has assembled a collection of our best Pacquiao imagery. Author:SI StaffPublish date:Jun 27, 2017SI Vault: Manny Pacquiao Manny Pacquiao vs. Juan Manuel Marquez Robert Beck2011 WBO Welterweight Title in Las Vegas, NV. Pacquiao trains at Wild Card Boxing Club Simon BrutyManny Pacquiao before fight vs. Floyd Mayweather Jr. at Wild Card Boxing Club gym in Hollywood, Los Angeles, CA. Manny Pacquiao vs. Juan Manuel Marquez Robert Beck2011 WBO Welterweight Title in Las Vegas, NV. Pacquiao trains at Wild Card Boxing Club Simon BrutyManny Pacquiao before fight vs. Floyd Mayweather Jr. at Wild Card Boxing Club gym in Hollywood, Los Angeles, CA. Manny Pacquiao vs. Timothy BradleyJed Jacobsohn2014 WBO Welterweight Title in Las Vegas, NV. Pacquiao trains at Wild Card Boxing Club Robert BeckManny Pacquiao before fight vs. Juan Manuel Marquez at Wild Card Boxing Club gym in Hollywood, Los Angeles, CA. Pacquiao trains at Wild Card Boxing Club Robert BeckManny Pacquiao before fight vs. Juan Manuel Marquez at Wild Card Boxing Club gym in Hollywood, Los Angeles, CA. Manny Pacquiao vs. Miguel CottoRobert Beck2009 WBO Welterweight Title in Las Vegas, NV. Manny Pacquiao vs. Timothy BradleyRobert Beck2012 WBO Welterweight Title in Las Vegas, NV. Pacquiao trains at Wild Card Boxing Club Simon BrutyManny Pacquiao before fight vs. Floyd Mayweather Jr. at Wild Card Boxing Club gym in Hollywood, Los Angeles, CA. Manny Pacquiao vs. Timothy BradleyRobert Beck2012 WBO Welterweight Title in Las Vegas, NV. Manny Pacquiao vs. Miguel CottoRobert Beck2009 WBO Welterweight Title in Las Vegas, NV. Pacquiao trains at Wild Card Boxing Club Robert BeckManny Pacquiao before fight vs. Timothy Bradley at Wild Card Boxing Club gym in Hollywood, Los Angeles, CA. Pacquiao trains at Wild Card Boxing Club Robert BeckManny Pacquiao before fight vs. Juan Manuel Marquez at Wild Card Boxing Club gym in Hollywood, Los Angeles, CA. Manny Pacquiao vs. Shane MosleyRobert Beck2011 WBO Welterweight Title in Las Vegas, NV. Manny Pacquiao vs. Shane MosleyRobert Beck2011 WBO Welterweight Title in Las Vegas, NV. Pacquiao trains at Wild Card Boxing Club Robert BeckManny Pacquiao at Wild Card Boxing Club gym in Hollywood, Los Angeles, CA. Manny Pacquiao vs. Floyd Mayweather Jr.Robert Beck2015 WBA Super World Welterweight Title in Las Vegas, NV. Manny Pacquiao vs. Floyd Mayweather Jr.Robert Beck2015 WBA Super World Welterweight Title in Las Vegas, NV. Pacquiao trains at Wild Card Boxing Club Robert BeckManny Pacquiao before fight vs. Timothy Bradley at Wild Card Boxing Club gym in Hollywood, Los Angeles, CA. Manny Pacquiao vs. Floyd Mayweather Jr.Simon Bruty2015 WBA Super World Welterweight Title in Las Vegas, NV. Manny Pacquiao vs. Floyd Mayweather Jr.Robert Beck2015 WBA Super World Welterweight Title in Las Vegas, NV. Manny Pacquiao vs. Floyd Mayweather Jr.Simon Bruty2015 WBA Super World Welterweight Title in Las Vegas, NV. Pacquiao jogs outdoor in Pan-Pacific Park Robert BeckManny Pacquiao before fight vs. Juan Manuel Marquez at Pan-Pacific Park in Los Angeles, CA. Pacquiao trains at Wild Card Boxing Club Robert BeckManny Pacquiao before fight vs. Timothy Bradley at Wild Card Boxing Club gym in Hollywood, Los Angeles, CA. Pacquiao trains at Wild Card Boxing Club Robert BeckManny Pacquiao at Wild Card Boxing Club gym in Hollywood, Los Angeles, CA. Latest NewsBrittany Mahomes to Make SI Swimsuit Rookie DebutLori Harvey Set to Make SI Swimsuit Issue DebutCollege Football Playoff National Championship GalleryNew Year, New Promise: SI's Predictions for 2024Year in Review: SI’s Favorite Moments of 2023