Aday may refer to:
Places Aday, Aktanyshsky District, rural locality in Aqtanış District, Tatarstan Aday, Kukmara District, rural locality in Kukmara District, Tatarstan Aday-Stephenson House, historic house in Marshall, Arkansas
People Aday Benítez (born 1987), Spanish footballer Aday Mara (born 2005), Spanish basketball player Amanda Aday (born 1981), American stage actor Michael Lee Aday or Meat Loaf (1947–2022), American singer Pearl Aday (born 1975), American female singer, daughter of Meat Loaf