Donald H. Peterson 💼 Military officer, astronaut, engineer Donald Hawgood 💼 Canoeist Donald Heathfield and Tracey Foley 💼 Russian spy Donald Henderson 💼 Epidemiologist Donald Howard Menzel 💼 Astronomer, ufologist, university teacher Donald II of Scotland 💼 Politician Donald III of Scotland 💼 Politician Donald J. Cram 💼 Chemist, university teacher Donald J. Harris 💼 Academic, university teacher, economist Donald Johanson 💼 Anthropologist, archaeologist, prehistorian, paleoanthropologist, university teacher, paleontologist Donald Johnson 💼 Tennis player Donald Judd 💼 Architect, sculptor, painter, draftsperson, architectural draftsperson, designer, installation artist, visual artist, artist Donald Kagan 💼 Historian, university teacher, non-fiction writer, academic, classical philologist Donald Kalpokas 💼 Politician, diplomat Donald Keene 💼 Linguist, translator, writer, university teacher, historian, japanologist Donald Kennedy 💼 Biologist, writer, university teacher Donald Kingsbury 💼 Mathematician, science fiction writer, writer, university teacher Donald Knuth 💼 Mathematician, computer scientist, historian of mathematics, writer, programmer, university teacher, engineer, academic, type designer Donald Lapointe 💼 Theologian, catholic priest, catholic bishop Donald Linden 💼 Athletics competitor Donald Lippincott 💼 Athletics competitor Donald Love 💼 Association football player Donald Low 💼 Microbiologist Donald Lynden-Bell 💼 Astronomer, university teacher, astrophysicist Donald MacBeth Kennedy 💼 Politician, farmer Donald MacLaren 💼 Fighter pilot Donald Machholz 💼 Astronomer Donald Malcolm McRae 💼 Lawyer Donald Matheson Sutherland 💼 Politician, physician Donald McKay 💼 Engineer, shipbuilder Donald Moffat 💼 Stage actor, film actor, television actor, actor Donald O'Connor 💼 Film actor, singer, stage actor, television actor, showman, television presenter, dancer, television producer, actor, television director Donald O. Hebb 💼 Psychologist, neuroscientist, professor Donald Ogden Stewart 💼 Screenwriter, playwright, librettist, stage actor, film actor Donald Oliver 💼 Politician, farmer, university teacher, lecturer, writer, lawyer Donald P. Bellisario 💼 Screenwriter, television producer, film director, film producer Donald Petrie 💼 Film director, television actor, film actor Donald Pettit 💼 Astronaut, chemist, engineer Donald Pleasence 💼 Actor, screenwriter, television actor Donald R. McMonagle 💼 Military officer, astronaut, aircraft pilot Donald Ramotar 💼 Politician, economist Donald Regan 💼 Military officer, businessperson Donald Richie 💼 Writer, film critic, military officer, journalist, historian, curator, film actor, film director, film screenwriter, film producer, composer, film editor Donald Rope 💼 Ice hockey player Donald Rumsfeld 💼 Politician, military officer, diplomat, author, businessperson, civil servant, defence minister Donald Ryder Dickey 💼 Ornithologist, mammalogist, zoologist, photographer Donald Sangster 💼 Politician Donald Shebib 💼 Film director, screenwriter, cinematographer, film producer, director Donald Solitar 💼 Mathematician Donald Steven 💼 Composer, university teacher Donald Stevens 💼 Alpine skier Donald Stockton 💼 Amateur wrestler Donald Stovel Macdonald 💼 Politician, diplomat, lawyer, high commissioner, ambassador Donald Sumpter 💼 Actor, stage actor, television actor Donald Sutherland 💼 Film actor, voice actor, spokesperson, film producer, character actor, stage actor, peace activist, television actor, screenwriter Donald Tolmie 💼 Lawyer, jurist, politician Donald Tovey 💼 Pianist, composer, musicologist, music theorist, music critic, music journalist Donald Triplett 💼 Banker Donald Trump 💼 Business magnate, investor, politician, game show host, real estate entrepreneur, television producer, film producer, writer, actor, chief executive officer, merchant, businessperson, entrepreneur Donald Trump Jr. 💼 Entrepreneur, businessperson, television presenter