I Need to Know may refer to:

• "I Need to Know" (Tom Petty and the Heartbreakers song), a 1978 song by Tom Petty
• "I Need to Know" (Marc Anthony song), a 1999 song by Marc Anthony
• "I Need to Know" (Sleeping with Sirens song), 2017
• I Need to Know (TV series), a Nigerian television series
• "I Need to Know", a 2009 song by Kris Allen from his album Kris Allen
• "I Need to Know", a 2023 song by Ledisi

• Need to know

This disambiguation page lists articles associated with the title I Need to Know.
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