What is "doca"

Alfredo "Doca" de Almeida Rego (born 7 April 1903, date of death unknown) was a Brazilian football player. He played for the Brazil national team.

Doca may refer to:

• Doca (player), full name Alfredo "Doca" de Almeida Rego (1903-????), Brazilian national football (soccer) layer
• Doca (singer), part of the duo Cidinho and Doca
• DOCa, abbreviation for Denominación de Origen
• DOCA, abbreviation for 11-Deoxycorticosterone