When Is Father'S Day 2025 Australia. Although we don’t need a specific date to celebrate the most important man in our life, the annual. Father’s day in australia is observed on the first sunday in september each year.

Father’s day 2025, 2026 and 2027. There is no definitive explanation why father’s day is celebrated in australia and new zealand on the first sunday in september, though it is clear that the custom of the september date began in the mid 1930s.