Phan is a unisex name. It last appeared in U.S. Social Security records in 1993. Phan first appears in the data in 1981 and reached its peak in 1983 (7 births). The chart below shows how the name has risen and fallen over time.
How popular is Phan? (U.S. births per year)
U.S. births per year, 1981–1993 · hover or tap for the count and national rank · source: U.S. Social Security Administration