Double exponential may refer to:
- A double exponential function
- Double exponential time, a task with time complexity roughly proportional to such a function
- 2-EXPTIME, the complexity class of decision problems solvable in double-exponential time by a deterministic Turing machine.
- Double exponential distribution, which may refer to:
- Laplace distribution, a bilateral exponential distribution
- Gumbel distribution, an iterated exponential distribution
- Double exponential integration, most commonly tanh-sinh quadrature
- Double exponential smoothing