Surname
- Ahmet Altan (born 1950), Turkish journalist and author
- Çetin Altan (born 1927), Turkish writer, journalist, and former member of parliament
- Mehmet Altan (born 1953), Turkish economist, columnist and writer
- Francesco Tullio Altan (born 1942), Italian satire and comic book author
- Kaan Altan, a founding member of the Turkish rock band Mavi Sakal
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