Erin charted in the lower half of the SSA for men through the 60s to the 90s, and there are several male bearers. Did this name really get as popular for boys in the US as #442 (the equivalent of
Erik today!), or is this due to statistical error?
masculine list:
https://www.behindthename.com/pnl/191050/124079feminine list:
https://www.behindthename.com/pnl/191050/124080