Galvan is a defender of Argentina.

He is a character who first appeared in Captain Tsubasa, chapter 93. Due to his physique, he has good power, and proved to be reliable in Argentina's defense line. He wears the jersey #5.

He is based on real life player Luis Galván. Interestingly enough, in Captain Tsubasa J: Get in the Tomorrow, his name is also put as Luis Galvan. Whether this is purposely or coincidentally is unknown. His name according to a color spread of the manga's special complete issue, is put as Gabriel Galvan.

(Source: Captain Tsubasa Wiki)