Bart Jan Bok was a Dutch-born astronomer trained at Leiden, who earned his doctorate in 1928 and spent decades at Harvard University, collaborating closely with his wife Priscilla Fairfield Bok.

Edward W. Bok (1863–1930), Dutch-born American editor, rose from immigrant office boy to influential editor of Ladies’ Home Journal. He later wrote a Pulitzer Prize–winning autobiography and founded Florida’s Bok Tower Gardens.

Humphrey Bogart was a legendary twentieth-century screen actor, born in New York City to an elite Dutch American family, educated at prestigious schools, and renowned for defining classic Hollywood cinema.

Bert Blyleven is a Dutch-born Major League Baseball pitcher who starred for six teams over 22 seasons, won two World Series, recorded 3,000 strikeouts, and was inducted into the Hall of Fame.

Nicolaas Bloembergen was a Dutch-American physicist and longtime Harvard professor, awarded the 1981 Nobel Prize in Physics for pioneering contributions to laser and electron spectroscopy.

Harmanus Bleecker of Albany lawyer and Dutch American statesman, served as a Federalist congressman from New York (1811–1813) and later as U.S. chargé d’affaires to the Netherlands (1837–1842).

George David Birkhoff was a leading American mathematician, renowned for foundational work in dynamical systems and the ergodic theorem, and a longtime Harvard professor influential in twentieth-century mathematics.

Lodewijk van den Berg was a Dutch-American payload specialist who flew aboard Spacelab-3 in 1985, spending 168 hours in space, selected as a scientist turned astronaut for efficiency by NASA.

Martin Bekins founded Bekins Van Lines in Sioux City, Iowa, in 1891, leading its early growth as chief executive into a major North American and international moving company today worldwide.

James Van Der Beek is an American actor best known as Dawson Leery on Dawson’s Creek, which launched his career, later including film roles and a self-parody on Don’t Trust the B---- in Apartment 23.