Salomon Juan Marcos Issa (born July 5, 1948 in Torreón, Coahuila) is a Mexican politician.

Second child of businessman Antonio Juan Marcos and his wife Issa Habib.

[1] Juan Marcos has stood out as businessman in denim manufacturing industry.

His political activity started in 1996, when he was candidate to be municipal presidente (Mayor) of Torreón but it was defeated by Jorge Zermeño Infante of the (PAN) in that chance.

In Mexican general election in 2012 he gained a seat in the Chamber of Deputies as representative of Coahuila.