Lemche may refer to:

• Henning Mourier Lemche (1904–1977), Danish zoologist
• Kris Lemche (born 1978), Canadian actor
• Matt Lemche, Canadian actor
• Niels Peter Lemche (born 1945), Danish biblical scholar

• AC Horsens
• A Chorus Line (2007)
• A Chorus Line (film)
• A Chorus of Disapproval (film)
• A Chorus Of Obliteration
• A Chorus of Obliteration
• Achor Valley
• Achotillo
• Achouffe
• Achozen
• ACHOZEN
• ACHP
• Ach pre tvia
• Achr
• AChR
• ACHR
• Achrafieh, Lebanon
• Achraf Tadili
• A' Chralaig
• A'Chralaig
• Achramorphidae
• Achras zapota
• ACHRE
• Ach receptor
• ACh receptor