(Photo credit: Martin McNeil – HoganPhotos/Golden Boy Promotions) By Dan Ambrose: Mexican star Saul “Canelo” Alvarez is listed as being 5’9” by many boxing publications, but there have been some that have questioned the 25-year-old Canelo’s height ever since he fought the 5’8” Floyd Mayweather Jr. in 2013 and appeared no taller than him.