Roland Ratzenberger (; 4 July 1960 – 30 April 1994) was an Austrian racing driver who raced in sports prototype, British Formula 3000, Japanese Formula 3000 and Formula One. He died in a crash during qualifying for the 1994 San Marino Grand Prix, the same event at which three-time World Champion Ayrton Senna died the following day. As a direct result of his death, the Grand Prix Drivers' Association was reformed.