A +1 (pronounced "plus one") is a person who accompanies someone to an event. The term may also refer to:

Look up +1 in Wiktionary, the free dictionary.

• +1 (album), 2008, by Kaela Kimura
• +1 (film) (also known as Plus One), 2013
• "+1" (song), by French DJ Martin Solveig
• +1 Records, an extension of the music management, publicity & marketing company +1 Music
• +1 (also known as Plus One), a "lifeline" in the Who Wants to Be a Millionaire? franchise

• +1 button, the "like" button implemented by Google applications
• +1, the country calling code (telephone calling prefix) for countries in the North American Numbering Plan, including the United States, Canada, and many Caribbean countries
  • For the list of codes, see list of North American Numbering Plan area codes
• +1, a suffix attached to the name of a television timeshift channel

• 1-up
• And 1 (disambiguation)
• Infinity + 1
• One (disambiguation)
• OnePlus
• Plus One (disambiguation)
• UTC+01:00, a time offset one hour ahead of Coordinated Universal Time
• Successor function

This disambiguation page lists articles associated with the same number.
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