Ulong may refer to:

• Ulong Island, in the Republic of Palau in the Pacific Ocean, sometimes called Aulong and originally written Oroolong in English
• Ulong channel, a gap in the reef to the west of Ulong Island, popular with divers.
• Ulong, New South Wales, a small town in Australia lying inland from Coffs Harbour.
• Ulong, a tribe in Survivor: Palau, the tenth season, set in Palau, of the American TV series Survivor.
• Ulong is an unsigned long integer datatype in computer programming languages and operating systems
• Ulong tea, an alternate spelling for oolong tea.
• Ulong, a character in the anime franchise Dragon Ball.

See also

• Oolong (disambiguation)