Lyman is a distinctive boys' name in United States, ranking #13715 in 2009 with 5 recorded births. The name reached its all-time peak in 2010 with 17 births ranking #5390. Since 1996, the popularity has decreased by 68.8%. In 2009, approximately 1 in every 396,661 boys born was named Lyman. FALLING Recent data shows the name is currently falling.