Manchu, Alice Roosevelt's small black Pekingese which she received as a gift from the last empress of China.
Millie, US First Lady Barbara Bush's springer spaniel.
Nigger, a black labrador retriever who gave his name as the codename for the Dam Busters[?] mission in World War II. (He was given the name solely because he was black, but it is usually edited out of modern versions of the film about the mission.)
Pete, US President Roosevelt's bull terrier, who bit so many people he was exiled from the White House.
... 2 - Dr. Seuss, author (+ 1991)
March 8 - Victor de Kowa[?], actor (+ 1973)
March 6 - Joseph Schmidt[?], tenor (+ 1942)
March 7 - Reinhard Heydrich, Nazi official
...