ISSR may refer to:

• International Society for Science and Religion
• inter-simple sequence repeat, a general term for a genome region between microsatellite loci.
• Institute of Statistical Studies and Research

• Livin' for Love
• Livin' for the Apocalypse
• Livin' for the Weekend
• Livin for the Weekend
• Livin' for the Weekend: Anthology
• Livin' for the Weekend (Dina Carroll song)
• Livin' For The Weekend (Dina Carroll song)
• Livin' for the Weekend (disambiguation)
• Livin' for the Weekend (O'Jays song)
• Livin' Foul
• Living Age
• Living a Lie
• Living Architecture
• Living Archive of Aboriginal Languages
• Living Archives on Eugenics in Western Canada
• Living bacon
• Living Ball
• Living baseball
• Living beings (Bible)
• Living Better Now
• Living Bird
• Living Black!
• Living building challenge
• Living Capetians
• Living card game