Macgregor is a distinctive boys' name in United States, ranking #10406 in 2019 with 7 recorded births. The name reached its all-time peak in 2000 with 17 births ranking #4500. Since 1996, the popularity has decreased by 41.7%. In 2019, approximately 1 in every 256,194 boys born was named Macgregor. RISING Recent data shows the name is currently rising.