Writer Dr. Seuss was born on 2nd March 1904 AD. An American citizen, Dr. Seuss was born in United States. He was also called Theodor Seuss Geisel. Theodor Seuss Geisel was 87 years old when he died on 24th September 1991 AD. In his life Theodor Seuss Geisel was famous not only for his work but also for quotations and sayings, some of which are quite popular and listed here.