Last NameIRBY

Key Findings

• Popularity: Irby is the 2,750th most popular first name in the U.S., placing it among the top 99.7% all first names.
• Population: An estimated 14 thousand Americans bear the name Irby. Based strictly on 100 years of Social Security Administration (SSA) baby name records, the living population with this name is roughly .
• Frequency: Approximately 5 out of every 100,000 Americans are named Irby.
• Usage: It is most often used as a last name (91% of the time).