Carl A. Ruiz, a television celebrity chef and global restaurateur whose dishes celebrated his Latin upbringing, has died , his brother said on Monday. He was 44.

The brother, George Ruiz, said Mr. Ruiz was visiting with friends in Maryland near Baltimore when he died. The cause of death has not been determined, he said.

Mr. Ruiz who made frequent appearances on the Food Network as a competitive chef and celebrity judge, ran or was involved in several restaurants, his most recent being La Cubana, which opened in the Chelsea neighborhood in June.

He was the executive chef and owner of the restaurant, which pays tribute to his Cuban roots. An Instagram post from the restaurant on Sunday announced his death.