Lowys may refer to:

• George Lowys
• Simon Lowys, MP for Liskeard (UK Parliament constituency)

• Parseval's equality
• Parseval's relation
• Parseval theorem
• Pars flaccida of tympanic membrane
• Pars Fort
• Parshah
• Parshall Terry
• Parshatatar
• Parshat hashavuah
• Parshat hashevua
• Parshat hashevuah
• Parshev
• Parshiot
• Parshoh
• Parshuram
• Parshurama
• Parshuram Upazila
• Parshvanath
• Parsian Bank
• Parsian County
• Parsian style
• Parsi Cola
• Parsi cuisine
• Parsidan
• Parsidol