Packet may refer to:

• Packet (information technology), a formatted block of data carried by a packet mode computer network
• Packet radio, a form of amateur radio data communications using the AX25 protocol
• Packet (sea transport), a packet service is a regular scheduled service, carrying valuable freight and first class passengers
• C-82 Packet, a U.S. military transport aircraft
• Packet Newspapers - newspapers with the title including the word "Packet", after a place-name.
• A small parcel e.g. Cigarette packet, Sugar packet