Delfina Tuncap Guerrero (1915 – 2004) was First Lady of Guam from 1963 to 1969.
On March 9, 1915, Guerrero was born as Delfina Tuncap, a Chamorro, in Agana, Guam.
In 1961, when Manuel Flores Leon Guerrero was appointed by President John F. Kennedy as the Governor of Guam, Guerrero became the First Lady of Guam on January 20, 1963, until July 20, 1969.
They had seven children, Alfred Delfin (b.1935), Lolita Mariguita (1936-1982), Rudolpho Beltram (1938-1988), Evelyna Rebecca (b.1940), Teresita Recqual (b.1946), Manuel Flores (b.1947), and Patricia Christine (1953-1984).
Guerrero is interred at Pigo Catholic Cemetery in Hagåtña, Guam.