Casta may refer to:

• Casta, a term used in 17th- and 18th-century Spanish America
• Častá, a Slovak village
• Castes in general
• Casta 2E1 a Russian surveillance radar
• Laetitia Casta, French model and actress
• Candida albicans skin test antigen

• Tátra-class destroyer
• Tátra Mountains
• Távora (Santa Maria)
• Távora (Santa Maria e São Vicente)
• Távros
• Távros, Greece
• Tázlár
• Tâb
• Tâi-oân To̍k-li̍p ūn-tōng
• Tâmega Subregion
• Tâmpa
• Tâmpa, Brasov
• Tâmpa, Brașov
• Tâmpa River (Mureș)
• Tâmpu River
• Tâm Đoan
• Tân An, Long An Province
• Tân Bình
• Tân Bình District
• Tâncava River
• Tânia Maria Pereira Ribeiro
• Tân Kah-kiⁿ
• Tân Phú District
• Tân Định Church
• Târg