Sankar generally refers to a Hindu god, Lord Shiva, and may also refer to:

• Shankar–Ganesh (born 1943), Indian music director duo
• Sankar (writer) (Mani Shankar Mukherjee, born 1933), Bengali author
• Beni Sankar (born 1948), Guyanese cricketer
• C. Sankar, Indian politician
• Kayman Sankar (1926–2014), Guyanese rice magnate
• R. Sankar (1909–1972), former Chief Minister of Kerala, India
• Sankar Das Sarma (born 1953), India-born American theoretical condensed matter physicist
• Sankar Basu, electrical engineer

• Gauri Sankar, the second highest peak of the Rolwaling Himal
• Sankar Cement, a brand of cement manufactured by India Cements
• Sankar, Nepal, a village in Nepal
• Sankar Monastery, a Buddhist monastery in Ladakh, northern India

• Sankara (disambiguation)
• Shankar (disambiguation)
• Shankara (disambiguation)