Raphanel was born in France and came through the ranks of European motorsport during the 1980s, competing in the International Formula 3000 Championship and the prestigious Macau Grand Prix before attracting attention from Formula One teams looking for promising talent.
Raphanel entered the Formula One World Championship with three backmarker outfits — Rial, Coloni, and Larrousse — over the course of the 1988 and 1989 seasons. He attempted qualifying at 17 Grands Prix across those campaigns, a period when pre-qualifying eliminated many of the grid's smaller teams before official qualifying even began. His sole classified start came at the 1989 Monaco Grand Prix, a distinction that makes him uniquely the only driver in Formula One history whose single race appearance was on the streets of the principality. No other driver can claim that their entire Grand Prix career consisted exclusively of Monaco.
Following his time in Formula One, Raphanel relocated to Japan, where he established a substantial career in touring and GT racing. He became a factory driver for Toyota, competing in the Japanese Touring Car Championship (JTCC) and the Japan GT Championship (JGTC). He continued racing in the JGTC until 2000, logging a substantial career in Japan's competitive GT scene across multiple seasons.
After 2006, Raphanel transitioned into an ambassador and test role for Bugatti, the French hypercar manufacturer. He became the company's lead test driver and product specialist, regularly demonstrating the Bugatti Veyron at events and press occasions around the world.
In July 2010, Raphanel drove a Bugatti Veyron Super Sport to a measured top speed of 431.072 km/h (267.856 mph) at the Ehra-Lessien test track in Germany. The run established the Veyron Super Sport as the world's fastest production car at the time and cemented Raphanel's place in automotive record books alongside his motorsport career. The record represented not only a technical achievement for Bugatti's engineering team but also a testament to the skill and nerve required from the driver at those velocities.
Raphanel is the uncle of French-Algerian racing driver Julien Gerbi and of young karting prospect Arthur Raphanel, indicating a family tradition that extends across generations into motorsport.
Raphanel occupies a singular footnote in Formula One history: no matter how many drivers attempt the sport in the future, the record of a driver whose only Grand Prix race was Monaco cannot be shared or surpassed — it is a category of one. His career arc from F1 hopeful to Japanese GT racer to Bugatti ambassador reflects the varied paths available to drivers who do not reach the sport's top tier but remain embedded in high-performance automotive culture throughout their lives.