Wertenbaker is a common American surname that may refer to:
- Charles Christian Wertenbaker (1901–1955), was an American journalist Time (magazine) and author.
- Green Peyton Wertenbaker (1907–1968), was an American journalist and SF-writer.
- Thomas Jefferson Wertenbaker (1879–1966) was a leading American historian and Edwards Professor of American History at Princeton University.
- Timberlake Wertenbaker (born 1951), is a British playwright, screenplay writer, and translator.
- William C. "Bill" Wertenbaker (1875–1933) was an American football coach.