Asterisk is the star-shaped punctuation symbol (*), typed using Shift+8 on most English-language computer keyboards. Asterisk may also refer to:

Asterisk (PBX) - an open source telephone system

Asterisk (liturgy), a liturgical implement used in the Eastern Orthodox and Greek-Catholic Churches.

asterism - a group of three asterisks arranged in a triangular formation

* (haplogroup) - a designation that indicates that one belongs to a haplogroup, but not to a known subclade

*~Asterisk~ - a song by the Japanese band Orange Range.