Entertainment
- Antonia (film), a 1995 Dutch drama
- Antônia, a 2006 Brazilian musical drama
- Antonia: A Portrait of the Woman, a 1974 documentary
- Antonia, a MADtv recurring character
- "Antonia", a song by Motion City Soundtrack on the album Even If It Kills Me
- "Antonia", a song by Pat Metheny on the album Secret Story
- "Antonia", a love interest of James T. Kirk in Star Trek 7 'Generations'"
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