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Why was the month of July named after Julius Caesar?

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Statue of Julius Caesar in Roman military attire stands in front of a domed building in Rome, Italy, with a clear blue sky in the background. — Julius Caesar Julius Caesar, bronze sculpture in Rome.

The month of July was named in honor of Julius Caesar by the Roman Senate in 44 BCE.12

Prior to this change, the month was known as Quintilis, which is Latin for "fifth month," reflecting its original position in the early Roman calendar. The renaming served as a tribute to Caesar following his significant reforms to the Roman dating system, which established the Julian calendar.132