Armstrong is a distinctive boys' name in United States, ranking #10803 in 2025 with 6 recorded births. This places Armstrong in the bottom 22% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2005 with 8 births ranking #8356. In 2025, approximately 1 in every 284,679 boys born was named Armstrong. STABLE Recent data shows the name is currently stable.