Spanish. Messi is Argentine and speaks Spanish, so he and Messi should sign in Spanish. Messi, 1987, was born in Rosario, Santa Fe, Argentina on June 24th. He is an Argentine professional football player and an all-around frontcourt. He can be competent for attacking positions such as striker, winger and front waist. Messi currently plays for the Paris Saint-Germain Club of the French Football League.