The 37-year-old has previously enjoyed relationships with actress Blake Lively and models Bar Refaeli and Gisele Bundchen.
"My first love? Boy I don't even remember," he said. "I suppose if I'd found my true love I would be married right now wouldn't I?," contactmusic.com quoted DiCaprio as saying.
"Pretentious women really turn me off. Vindictive women too. So do opportunistic women. I think what turns me on about a girl is what most men find attractive - which is something genuine about them. Being a good person," he added.
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