José Ignacio "Nacho" Martín Monzón (born 22 April 1983) is a Spanish professional basketball player.

In his pro career, Martín has played with the following clubs: FC Barcelona, Círculo Badajoz, Calpe, Gipuzkoa Basket, Granada, Zaragoza, Valladolid, and Gran Canaria.

[2] On August 13, 2018, Martín signed a one-year deal with Tecnyconta Zaragoza of the Liga ACB.

[4] After starting the season with CB Cornella, Martín signed with Njarðvík of the Icelandic Úrvalsdeild karla in November 2022.

[5] With the junior national team of Spain, Martín won the silver medal at the 2002 FIBA Europe Under-20 Championship.