Womanizer may refer to:

• "Womanizer" (song), a 2008 song by Britney Spears
• "Womanizer", a term for a promiscuous heterosexual man
• "Womanizer", a 1977 song by Blood, Sweat & Tears from Brand New Day
• Womanizer, a 2004 album by Absolute Steel
• "Womanizer", a 2009 song by Sliimy from Paint Your Face
• The Womanizer, 1992 novella by Warren Adler
• The Womanizer, 2002 novel by Rick Salutin
• An electropneumatic gadget for autostimulation

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