Arday is a surname of Ghanaian origin. Notable people with the surname include:
Jason Arday (1985–2026), British academic Robert Nii Arday Clegg (born 1976), Ghanaian lawyer, television and radio journalist Sam Arday (1945–2017), Ghanaian football coach Theophilus Nii Arday Otoo (born 1990), known professionally as Epixode, a Ghanaian reggae–dancehall singer, painter, and creative director