When Aage Peder Knud Therkelsen was born on 13 March 1894, in Frederiksberg, Copenhagen, Denmark, his father, "Lygtetænderen" Anders Therkelsen, was 39 and his mother, Anna Emilie Conradt Ekeroth, was 37. He immigrated to San Francisco, San Francisco, California, United States in 1935 and lived in Copenhagen, Denmark for about 15 years and Frederiksborg, Denmark in 1925. He died on 23 October 1971, in Acampo, San Joaquin, California, United States, at the age of 77, and was buried in Holmens Cemetery, Copenhagen, Copenhagen, Denmark.