One theory suggests that the town was initially called "Udyong," derived from the words "lu-ad" and "uryong," meaning muddy or swampy.

Another popular story states that during the Spanish colonial period, a group of soldiers passing through the area asked locals for the name of the place.

[5] Orion's official recognition date is unknown, but records indicate that it was established by a Dominican priest on April 30, 1667.

Jose Campomanes led the effort to rebuild the town, which transformed it into a thriving and attractive community.

The fire was able to spread quickly since the sitio consisted mostly of bamboo houses, most of which stored gasoline for fishing boats.