Mateo

I doubt this counts as famous, but Mateo is the main character in Lego's "Dreamzzz" TV series. Awesome guy with an awesome name. 😊.

Mateo Pablo Musacchio is an Argentine professional footballer who plays for the Spanish club Villarreal CF as a central defender. A product of Club Atlético River Plate's youth system, Musacchio was born in Rosario, Santa Fe, and he made his first-team debut as a 16-year-old during the 2006–07 season, making four appearances. He was part of the squad that won the Clausura in the following year, but did not feature in any games.

Mateo Messi is the son of Argentine professional footballer Lionel Messi. He was born September 11, 2015.

Mateo Kovačić is a Croatian footballer who plays as a midfielder for Spanish club Real Madrid and the Croatia national team. Kovačić is usually deployed as a central midfielder or deep-lying playmaker, but he is considered to be a versatile midfielder, having played in different positions and adapted to playing either wide on the left or as an attacking midfielder.

Mateo Cassierra is a Colombian professional footballer who plays as a striker for Ajax.

Mateo Castellano is an Argentine footballer who plays for Atlético de Rafaela as a midfielder.

Mateo Jesús Garralda Larumbe is a former Spanish handballer and the current head coach of Știința Municipal Dedeman Bacău and the Chilean national team. He competed in the 1992 Summer Olympics, in the 1996 Summer Olympics, in the 2000 Summer Olympics, and in the 2004 Summer Olympics.