Gaston Mazzacane was running 3rd for Minardi in the early stages of the 2000 American Grand Prix, holding off Mika Hakkinen for a few laps
Heinz Harald Frentzen qualified his Prost 4th for the 2001 Belgian GP… and then stalled on the grid!
Alessandro Zanardi never scored a single point in F1, but I believe he was running 2nd for a few laps in the 1999 Italian GP
Mika Salo’s career was the epitome of mediocrity with the exception of those few races he spent at Ferrari in the summer of 1999. Even at Ferrari, the only race where he truly shone was the German GP