The following are Mario-related events that have or will take place in the month of September:
- September 1: Mario Bros. was released in 1986.
- September 4: The Super Mario Bros. Super Show premiered in 1989.
- September 8: The Adventures of Super Mario Bros. 3 premiered in 1990.
- September 13: Super Mario Bros. premiered in Japan in 1985.
- September 14: Super Mario World premiered in 1991. Super Mario USA was released in Japan in 1992.
- September 20: NES Open Tournament Golf was released in 1991.
- September 26: Super Mario 64 was released in 1996.
Note all game release dates are the release dates for North America unless otherwise stated.
| Mario calendars |
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| January | February | March | April | May | June | July | August | September | October | November | December |