Bud Tingelstad[1] (April 4, 1928 – July 30, 1981) was an American racecar driver.
Born in Frazee, Minnesota, Tingelstad drove in the USACChampionship Car series, racing in the 1960–1971 seasons with 120 starts, including the Indianapolis 500 in each year except 1961 and 1970, attempting, but failing to qualify in both of those years and also attempting to qualify in 1972. His best Indy 500 finish was sixth in 1964. He had 56 top-ten race finishes, with his one victory in 1966 at DuQuoin. He had a best Championship points finish of fifth in 1964. He died of a heart attack in Indianapolis, Indiana.
The Indianapolis 500 was part of the FIA World Championship from 1950 through 1960. Drivers competing at Indy during those years were credited with World Championship points and participation. Tingelstad participated in one World Championship race but scored no World Championship points.