- lionA big cat, Panthera leo, native to Africa, India and formerly much of Europe.
- leoA fairy chess piece which moves analogously to the xiangqi cannon and queen, moving either orthogonally or diagonally and must hop over a piece of either side to capture.
- LeonA male given name from Latin or Ancient Greek.
- leuThe unit of currency of Romania, equal to one hundred bani.
- lionellion cub
- leontomorphicIn the form of a lion.