Apy or APY may refer to:

• Annual percentage yield
• Anangu Pitjantjatjara Yankunytjatjara, an Australian Aboriginal Community
• Äpy, a magazine
• Atal Pension Yojana, a national pension scheme in India

• MLWTTKK
• MLW TURBO
• MLW-Worthington
• MLX (disambiguation)
• MLX (gene)
• MLXI
• MLXII
• MLXIII
• MLXIV
• MLX Skates
• MLXV
• MLXX
• MLXXX
• M. lybius
• M lybius
• Mlyn
• Mlynarczyk
• Mlynarska Wola
• Mlynary Commune
• Mlynary (disambiguation)
• Mlynary, Greater Poland Voivodeship
• Mlynary, Lodz Voivodeship
• Mlynary, Lower Silesian Voivodeship
• Mlynary, West Pomeranian Voivodeship
• Mlynarze