Gregg Valentino Height 5 feet 6¼ inches (168 cm) Gregg Valentino is a famous Bodybuilder. In an interview, Valentino said, “I’m 5 feet 6 inches.’’ Gregg Valentino More Celebrities' Height:Marshawn Lynch HeightKevin Durant HeightJosh Kelly HeightRafael Nadal HeightMichael Ballack HeightBrian O'driscoll HeightMarco Verratti HeightShannon Brown HeightWilt Chamberlain HeightChris Bourne HeightThe Undertaker HeightNicolás Otamendi Height