Antenna may refer to:

In science and engineering:

• Antenna (radio), the component designed to send and receive radio waves; (plural: antennas)
• Antenna (biology), the sensing organs of several arthropods; (plural: antennae)
• Antennae galaxies, the name of two colliding galaxies NGC 4038 and NGC 4039
• Antenna may refer to a radio telescope
• Antenna, in integrated circuit design, can refer to the charge collecting behaviour of a wire during fabrication. Hence the terms antenna effect and antenna rules which describe the effect and the rules which ensure that the buildup of charge above a threshold (which can damage the oxide in the transistor gates) is prevented.

In music:

• Antenna (album), an album by the rock group ZZ Top
• produced by Rich Costey Antenna album by Cave In, 2003

In broadcasting:

• ANT1, also known as Antenna, is a Greek-language terrestrial channel
• Antena 3, a Spanish terrestrial television channel from Spain
• Antena 3 (Romania), a Romanian cable television channel from Romania

Antena may refer to:

• a 2004 Film with Susumu Terajima
• an artist on LTM