| Frank Sundstrom | |
| State: | New Jersey |
| Term Start: | January 3, 1943 |
| Term End: | January 3, 1949 |
| Predecessor: | Albert L. Vreeland |
| Successor: | Hugh Joseph Addonizio |
| Birth Name: | Frank Leander Sundstrom |
| Birth Date: | 5 January 1901 |
| Birth Place: | Massena, New York, US |
| Death Place: | Summit, New Jersey, US |
| Restingplace: | Restland Memorial Park in East Hanover, New Jersey |
Frank Leander Sundstrom (January 5, 1901 – May 23, 1980) was an American Republican Party politician who represented for three terms from 1943 to 1949.
Born in Massena, New York on January 5, 1901 to a Swedish immigrant father, Sundstrom attended the public schools.
He was a newspaper reporter and editor from 1918 to 1920 before attending Cornell University. While a tackle for the Cornell football team, they were undefeated in 24 games over three seasons. Sundstrom graduated in 1924. During his senior year, Sundstrom was elected to the Sphinx Head Society. He went on serve as assistant coach for the Indiana University (Bloomington) football team for one season in 1924. Sundstrom was inducted into the College Football Hall of Fame in 1978.
Sundstrom engaged in the banking and brokerage business in New York City from 1925 to 1969 and became chairman of the East Orange, New Jersey Republican Committee (1940–1946).
He was elected as a Republican to the Seventy-eighth, Seventy-ninth and Eightieth Congresses, serving in office from January 3, 1943 to January 3, 1949. He was an unsuccessful candidate for reelection in 1948 to the Eighty-first Congress.
After his term in Congress, he was vice president and director of Schenley Distillers (1954–1969); vice president and director of public relations for Schenley Industries, Inc. (1955–1969); vice president of the Tobacco Institute (1969–1976); and a consultant for a group of United States distillers (1976–1980).
Sundstrom resided in Chatham Borough, New Jersey, until his death in Summit, New Jersey on May 23, 1980. He was interred in Restland Memorial Park in East Hanover, New Jersey.