Look up vaca in Wiktionary, the free dictionary.

Vaca may refer to:

People

• Vaca (surname)

Geography

• Vaca Mountains, a mountain range in Napa County, California
• Vaca Díez Province, Bolivia
• Vaca Mare River, a tributary of the Siriu River in Romania
• Vaca Mică River, a tributary of the Siriu River in Romania
• Mount Vaca, northern California
• Key Vaca, an island in the middle Florida Keys
• Vaca, the former name for Crișan village, Ribița Commune, Hunedoara County, Romania

Other uses

• Vaca Valley Railroad, operated at Vacaville, California in the late 19th century
• VacA a Helicobacter pylori protein