Derly is a boy name. It last appeared in U.S. Social Security records in 2009. Derly first appears in the data in 1989 and reached its peak in 1997 (8 births). The chart below shows how the name has risen and fallen over time.
How popular is Derly? (U.S. births per year)
U.S. births per year, 1989–2009 · hover or tap for the count and national rank · source: U.S. Social Security Administration