Mario and Luigi don’t have official birthdays in the same way people do, but fans and Nintendo celebrate them based on their game debuts and themed days. Here’s the breakdown:
🎮 Mario’s “Birthday”
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Debut: Donkey Kong as Jumpman – July 9, 1981
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First as Mario: Mario Bros. – July 14, 1983
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Celebration: Nintendo fans often recognize March 10 (Mar10) as Mario Day, a playful holiday based on his name.
🎮 Luigi’s “Birthday”
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Debut: Mario Bros. – July 14, 1983, alongside Mario
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Celebration: Luigi has his own day, March 14, often called Luigi Day, coming shortly after Mario Day.
🎉 Fun Facts
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Mario Day (Mar10) is widely celebrated with games, merchandise, and special events.
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Luigi Day (Mar14) is less famous but celebrated by fans who love the taller, green-clad brother.
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Both dates are fan-created holidays, not official canon birthdays, but they are recognized in Nintendo promotions.
✅ Answer in short:
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Mario Day = March 10 (Mar10)
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Luigi Day = March 14