Old river or wise river
Shannan is a variant of Shannon, derived from the Irish name Sionainn. It refers to the River Shannon, the longest river in Ireland, which is named after the goddess Sionna. In Irish mythology, Sionna was the granddaughter of the sea god Lir and sought the Salmon of Wisdom.
Fewer than 5 girls were named Shannan in 2025.
US births per 5-year period, 1990–present (SSA data).
American fashion model
Australian fitness trainer and television personality
Subject of the book and film Lost Girls
