Clifton Hillegass
Clifton K. Hillegass was the creator and publisher of CliffsNotes. Clifton Hillegass, American publisher, founded CliffsNotes (d. 2001)
18 April 1918
Born on the same birth date (18 April 1918): André Bazin • Gabriel Axel • Shinobu Hashimoto • Tony Mottola
Born on the same birth day (18 April): Carlos Manuel de Céspedes • Edgar Wright • Eric Roberts • Ippolita Maria Sforza • John Podhoretz • Keith DeCandido • Kourtney Kardashian • Melissa Joan Hart • Roger Graef
Born in the same month (April 1918): Astrid Varnay • Glendon Swarthout • Gérard de Vaucouleurs • Hans Billian • Hsuan Hua • Kai Siegbahn • Louis Applebaum • Mary Anderson (actress, born 1918) • Mary Healy (entertainer) • Spike Milligan