Festivals of Apollo

an ancient Roman celebration held at the completion of various eras or on important anniversaries

Thargelia () was one of the chief Athenian festivals in honour of the Delian Apollo and Artemis, held on their birthdays, the 6th and 7th of the month Thargelion (about May 24 and May 25).

ancient Roman festival

The Boedromia () was an ancient Greek festival held at Athens on the 7th of Boedromion (summer) in the honor of Apollo Boedromios (the helper in distress). Though Apollo was referred to as Boedromios by the Boeotians as well as other Greeks, the festival was exclusively celebrated by the Athenians. According to Demosthenes, the only classical writer to refer to the festival, it had a military connotation, and thanks the god for his assistance to the Athenians during wars. It could also commemorate a specific intervention at the origin of the festival. Various ancient sources have offered diffe

Pyanopsia (Πυανόψια) or Pyanepsia (Πυανέψια) was an ancient Athenian festival held in honor of Apollo in Athens on the 7th day of the month Pyanepsion (October/November). Its name literally means "bean-stewing", in reference to one of the sacred offerings given during this time, and is taken from the Greek words πύανος - pyanos "bean" and ἕψειν - hepsein "to boil".

thumb|300px|The Daphnephoria (Leighton)|The Daphnephoria, [[Frederic Leighton (1876)]] Daphnephoria was a festival held every ninth year at Thebes in Boeotia in honour of Apollo Ismenius or Galaxius.

The Noumenia (, lit: new moon) is the first day of the lunar month and also a religious observance in ancient Athens and much of Greece (cf. Attic calendar).

Actia () was a festival of Apollo Actius, celebrated at Nicopolis in Epirus, with wrestling, musical contests, horse racing, and sea battles. It was reestablished by Augustus, in commemoration of his victory over Mark Antony off Actium in 31 BC; that it was probably the revival of an ancient festival is suggested by the celebrated temple of Apollo at Actium, which is mentioned by Thucydides, and Strabo, and which was enlarged by Augustus. The games instituted by Augustus were celebrated every five years ('', ludi quinquennales); they received the title of a sacred agon'' and were also called O

Metageitnia ( literally change of neighborhood) was an Ancient Greek festival held in Athens during the month Metageitnion (August/September) in the honor of Metageitnius Apollo. The month of Metageitnion was named after the festival Metageitnia, which celebrated the migration of Theseus from Melite to Diomeia. The celebration of the festival itself declined over time and was replaced by the Apaturia. The festival evolved into a celebration of migrations, immigrations, departures, and colonizations among the Ionians - Metageitnius Apollo presided over the metoikia (the abode).

ancient religious festival to Apollo on Delos