Vaino or Väino is both a masculine Estonian given name and a surname. Notable people with the name include:
Given name Väino Aren (1933–2023), Estonian ballet dancer, actor and operetta singer Vaino Tuhafeni Hangula, Namibian politician Väino Ilus (born 1929), Estonian writer Väino Kull (1943–2025), Estonian politician Väino Laes (born 1951), Estonian actor Väino Linde (born 1959), Estonian lawyer and politician Väino Reinart (born 1962), Estonian diplomat Vaino Spencer (1920–2016), American judge Vaino Vahing (1940–2008), Estonian writer, prosaist, psychiatrist and playwright Vaino Väljas (1931–2024), Estonian Soviet politician, Chairman of the 6th Supreme Soviet of the Estonian SSR Vaino Olavi Partanen (1928–1969), Canadian naval chief petty officer Väino Puura (born 1951), Estonian opera and operetta singer Väino Uibo (1942–2024), Estonian actor and theatre director Väinö Voionmaa (1869–1947), Finnish politician and academic
Surname Anton Vaino (born 1972), Russian diplomat and politician Ants Vaino (1940–1971), Estonian racing driver Arnold Vaino (1900–1960), Estonian actor Joonas Vaino (born 1992), Estonian basketball player Karl Vaino (1923–2022), Soviet Estonian politician Maarja Vaino (born 1976), Estonian literary scholar