Courageous or valiant
Reilley is a spelling variant of the Irish surname Reilly, derived from the Gaelic name Ó Raghallaigh. It traditionally signifies descendants of Raghallach, a name associated with bravery and strength. While historically a surname, it has transitioned into a modern unisex given name.
Less common today
Reilley isn't in the latest US Top 1000. It last peaked at #5,713 in 2008.
US births per 5-year period, 1990–present (SSA data).
American actor known for various film and television roles
