Madigan is a distinctive girls' name in United States, ranking #3538 in 2006 with 45 recorded births. The name reached its all-time peak in 2002 with 67 births ranking #2399. Since 1996, the popularity has increased by 181.3%. In 2006, approximately 1 in every 42,246 girls born was named Madigan. FALLING Recent data shows the name is currently falling.