Last NameSIS

Key Findings

• Popularity: Sis is the 52,220th most popular first name in the U.S., placing it among the top 94% all first names.
• Population: An estimated 515 Americans bear the name Sis. Based strictly on 100 years of Social Security Administration (SSA) baby name records, the living population with this name is roughly .
• Frequency: Approximately 0 out of every 100,000 Americans are named Sis.
• Usage: It is commonly used as both a first and last name, but mostly a as last name (57% of the time).