Gregorian calendar: 2024

Jewish calendar: 5785

Islamic calendar: 1446–1447

Chinese calendar: Year of the Dragon (4722)

Julian calendar: 2024

Persian calendar: 1403

Ethiopian calendar: 2017

Thai solar calendar: 2567

Note that some calendars, like the Islamic and Chinese, are lunar or lunisolar, causing their new year dates to vary annually.

Additionally, the Julian calendar is currently 13 days behind the Gregorian calendar, so December 30, 2024, Gregorian corresponds to December 17, 2024, Julian.

The Ethiopian calendar is approximately seven to eight years behind the Gregorian calendar, so December 30, 2024, Gregorian corresponds to December 21, 2017, Ethiopian.

The Thai solar calendar adds 543 years to the Gregorian calendar, so December 30, 2024, Gregorian corresponds to December 30, 2567, Thai solar.

These differences arise from each calendar's unique system for calculating years and months.