Edgar is an Old English name that means "wealthy spear" or "prosperous spearman", from ead, wealth, and gar, spear. Edgar the Peaceful was a 10th-century English king, and Edgar Allan Poe gave the name its literary fame in America; it is also well established in Spanish-speaking families. Edgar peaked at number 161 in 2001 and has declined gradually since, ranking number 486 in 2025.