Mortality is the condition of being mortal, or susceptible to death; the opposite of immortality.

It may also refer to:

• Mortality rate, a measure of the number of deaths in a given population.
• Mortality (band), a thrash metal band from Sydney, Australia.
• Mortality (computability theory), in computability theory, a property of a Turing machine if it halts when run on any starting configuration.

Mortal may refer to:

• Human, as distinct from a supernatural being.
• Mortal (band), a Christian industrial band.
• Mortal Kombat a fighting game seres