Life span refers to the typical length of time that any particular organism can be expected to live. It may also refer to:
- Life expectancy, the average lifespan expected of a group
- Maximum life span, the maximum lifespan observed in a group
- Longevity, the average life span expected under ideal conditions
- Lifespan (film)|''Lifespan'' (film), a 1976 film starring Klaus Kinski
Topics containing the word "lifespan":
- Lifespan psychology, the study of development across the lifespan
