Horus (c. 3000 BCE)
Osiris (c. 3000 BCE)
Attis of Phrygia (c.1400 BCE)
Krishna (c. 1400 BCE)
Zoroaster/Zarathustra (c. 1000 BCE)
Mithra of Persia (c. 600 BCE)
Buddha (Siddartha Gautama — c. 563 BCE)
Heracles (c. 800 BCE)
Dionysus (c. 186 BCE)
Tammuz (c. 400 BCE)
Adonis (c. 200 BCE)
Hermes
Bacchus
Prometheus
http://unreasonablefaith.com/2008/12/26/other-deities-not-born-on-dec-25/