Namebino · Girl names · Boy names
Boy's name · #47 in the US (2025) · Comeback
Isaac was #62 in 1880, slipped to #377 by 1967, climbed back to #28 by 2013, and currently stands at #47. Roughly 332,000 boys have been named Isaac since 1880. In all that time it has never once missed a year of the national records.
See where Isaac is more common.
Appears in 2020-2025 birth records of 51 states. See the full state-by-state map on this page.
See how Isaac ranks in other countries and regions.
#11 in France (2025) · #19 in Australia (VIC) (2025) · #20 in Ecuador (2025) · #26 in Australia (NSW) (2025) · #31 in N. Ireland (2025) · #32 in Belgium (2025) · #36 in England & Wales (2025) · #37 in Mexico (2024) · #45 in New Zealand (2025) · #50 in Switzerland (2025) · #52 in Puerto Rico (2025) · #56 in Scotland (2025) and 8 more.
Among 2,630 notable people named Isaac:
Business leaders appear 2.32× more often than among typical names — e.g. Isaac Singer, American businessman; inventor of the Singer sewing machine (1811–1875).
Popular twin pairings with Isaac include Isaiah for a boy, and Isabella for a girl.
About 110 girls a year are given Izzy as their full name and 52 boys Ike.
Similar names: Eli · Isaiah · Caleb · Jack · Levi · Micah
Browse more boy names — popularity, trends and eras for 5,700+ American names, free.