Baby Names Boy Names Meaning of the Name Achelous Updated June 15, 2026 by Jennifer M. Achelous Gender: Male Origin: Greek Meaning: Greek God Of Rivers And Water #Water ♥ Add to my Namelist What does the name Achelous mean? The name Achelous is primarily a male name of Greek origin that means Greek God Of Rivers And Water. People who like the name Achelous also like: Ragnar, Oliver, Grayson, Caius, Adrastos, Gabriel, Tyr, Galini, Melusine, Eudoxia, Arwen, Cerelia, Wyanet, Azalais Names like Achelous: Achilles, Aglaja, Ashleigh, Azalais Stats for the Name Achelous Achelous is currently not in the top 100 on the Baby Names Popularity Charts Achelous is currently not ranked in U.S. births