American mechanical engineers

Serbian-American engineer and inventor (1856–1943)

Buzz Aldrin is an American former astronaut, aeronautical engineer, and fighter pilot. He was the second person to walk on the Moon after mission commander Neil Armstrong. He made three spacewalks as pilot of the 1966 Gemini 12 mission, and was the Lunar Module Eagle pilot on the 1969 Apollo 11 mission. Following the deaths of Armstrong in 2012 and pilot Michael Collins in 2021, he is the last surviving Apollo 11 crew member. Following Jim Lovell's death in 2025, Aldrin became the oldest living astronaut.

American mechanical engineer (1856–1915)

American astronaut (1926–1967)

NASA Astronaut, Pilot (1931-1982)

American science educator, comedian, television host, actor, writer, scientist and mechanical engineer

German-born American inventor and engineer (1922–2014)

American inventor (1876–1950)

Mountain climber, autobiographer, motivational speaker

American inventor (1819–1867)

American astronaut

American engineer (1861-1919)

American astronaut

American business executive (born 1963)

American astronaut (1932–2020)

United States Senator from California since 2021

Swedish-US engineer (1803-1889)

American YouTuber, engineer and inventor

American businessman

American astronaut

American factory superintendent and lynching victim (1884–1915)

Thomas Harold Massie is an American politician and engineer. A member of the Republican Party, Massie has been the United States representative for Kentucky's 4th congressional district since 2012. The district is dominated by the Kentucky side of the Cincinnati area and Louisville's eastern suburbs extending over much of northeastern Kentucky.

Bangladeshi-American engineer, blogger and activist (1972-2015)

American astronaut (1932–1967)

Ukrainian & American engineer (1878–1972)

American businessperson

American astronaut (1946-2014)

Welsh-American astronaut

American mechanical engineer (1829–1908)

United States general and astronaut

professional association

American astronaut

inventor

American mechanic and inventor (1796–1859)

electrical engineer and "Father of the PIN" (1924–2009)

North Korean Air Force officer (1932–2022)

American scientist (1766-1849)

American engineer

American mechanical engineer (1860–1930)

American swimmer

U.S. Navy test pilot, engineer and astronaut (1934–2008)

Olympic canoeist

American businessman and co-founder of the Harley-Davidson Motor Company

American aerospace engineer (1938–2012)

American computer scientist

American mechanical engineer (1821–1868)

American mechanical engineer (1830–1892)

American astronomer and instrument builder (1840–1920)

American inventor (1832–1893)

mechanical engineer (1929-2019)

American mechanical engineer (1839-1903)

Belizean American mechanical engineer (1921–2004)

American nuclear physicist

American mechanical engineer (1918-2001)

American businessman (1832–1920)

American mechanical engineer (1941-2013)

mathematician (1860-1939)

American engineer (1832–1882)

Indian-American businessman

Turkish businessperson (born 1964)