Peter Dempsey

Peter Samuel Dempsey (born 31 March 1986) is an Irish racing driver.

Dempsey began his pro career in Formula BMW UK in 2004, finishing 22nd. In 2005, he finished second in the Formula Ford Walter Hayes Trophy race and won the BRDC Golden Helmet. In 2006, he finished third in Formula Ford UK and won the Walter Hayes Trophy. In 2007 he won both the Golden Helmet and Walter Hayes Trophy. 2008 saw Dempsey move to the United States to race in Star Mazda for Andersen Racing where he won four races and finished third in points. He also made two starts in the F2000 Championship Series. In 2009, he finished second in Star Mazda for AIM Autosport. He had no full-time drive in 2010 but participated in one American Le Mans Series race (the 2010 Petit Le Mans) and a number of high-profile Formula Ford races in the UK.

Dempsey signed on race in the Firestone Indy Lights series for O2 Racing Technology in 2011. The team left the series amid controversy at the Milwaukee Mile race and missed one race weekend before signing on with Andretti Autosport to continue the season.

Dempsey signed on to return to Indy Lights to race in the 2012 Freedom 100 and the remainder of the 2012 Indy Lights season with Younessi Racing. However, the team left the series after the Detroit race. He was later in the season picked up by Belardi Auto Racing for the last five races of the season and captured three top-5 finishes in those races. He finished 11th in points, ultimately competing in seven of the 12 races. He returns to Belardi in 2013 for a full season in Indy Lights.

Dempsey captured his first and only Indy Lights win in the 2013 Freedom 100 in the closest finish in Indianapolis Motor Speedway history (0.0026 secs) in a four-wide finish.

Dempsey's No. 34 Corvette at the 2026 6 Hours of Spa-Francorchamps.

Dempsey returned to racing in 2026 as a bronze-rated driver, joining Racing Team Turkey by TF's Corvette in the FIA World Endurance Championship. After taking his first WEC win at Interlagos, Dempsey also joined Ziggo Sport – Tempesta Racing's Porsche for the remainder of the GT World Challenge Europe season.

Dempsey is the founder and co-owner of Road to Indy outfit Turn 3 Motorsport.

Racing record

American open–wheel racing results (key)

Star Mazda Championship

Indy Lights

Complete FIA World Endurance Championship results (key) (Races in bold indicate pole position; races in italics indicate fastest lap) Year Entrant Class Chassis Engine 1 2 3 4 5 6 7 8 Rank Points 2026 Racing Team Turkey by TF LMGT3 Chevrolet Corvette Z06 GT3.R Chevrolet LT6.R 5.5 L V8 IMO SPA LMS SÃO COA FUJ CAT MNZ 6th* 43*

Complete 24 Hours of Le Mans results Year Team Co-Drivers Car Class Laps 2026 Racing Team Turkey by TF Charlie Eastwood Salih Yoluç Chevrolet Corvette Z06 GT3.R LMGT3 335 38th 6th

Complete GT World Challenge Europe results GT World Challenge Europe Endurance Cup (key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)

GT World Challenge Europe Sprint Cup (key) (Races in bold indicate pole position) (Races in italics indicate fastest lap) Year Team Car Class 1 2 3 4 5 6 7 8 Pos. Points 2026 Ziggo Sport - Tempesta Racing Porsche 911 GT3 R (992.2) Bronze MIS1 MIS2 MAG1 MAG2 ZAN1 ZAN2 CAT1 CAT2 3rd* 36.5*