Roger Williams Straus, Jr., American publisher, co-founded Farrar, Straus and Giroux Publishing Company (born 1917)

Roger Williams Straus Jr. was co-founder and chairman of Farrar, Straus and Giroux, a New York book publishing company, and member of the Guggenheim family.

Farrar, Straus and Giroux (FSG) is an American book publishing company, founded in 1946 by Roger Williams Straus Jr. and John C. Farrar. FSG is known for publishing literary books, and its authors have won numerous awards, including Pulitzer Prizes, National Book Awards, and Nobel Prizes. As of 1993, the publisher has been a division of Macmillan, whose parent company is the German publishing conglomerate Holtzbrinck Publishing Group.