1927 Indianapolis 500

15th Indianapolis 500
Indianapolis Motor Speedway
Indianapolis 500
Sanctioning bodyAAA
DateMay 30, 1927
WinnerGeorge Souders
Winning EntrantWilliam S. White
Average speed97.545 mph (156.983 km/h)
Pole positionFrank Lockhart
Pole speed120.100 mph (193.282 km/h)
Most laps ledFrank Lockhart (110)
Pre-race
Pace carLaSalle V-8 Series 303
Pace car driverWillard "Big Boy" Rader
StarterGeorge Townsend
Honorary refereeCharles F. Kettering
Estimated attendance135,000
Chronology
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1926 1928

The 15th International 500-Mile Sweepstakes Race was held at the Indianapolis Motor Speedway on Monday, May 30, 1927.

First-time starter George Souders won by eight laps, the largest margin since 1913. Souders became the first driver to win the full-500 mile race solo, with neither help from a relief driver, nor accompanied by a riding mechanic.