| Aalt Toersen | |
| Nationality: | Dutch |
| Gp Active Years: | 1967 - 1972 |
| Gp Teams: | Kreidler, Jamathi |
| Gp Race Starts: | 30 |
| Gp Championships: | 0 |
| Gp Race Wins: | 6 |
| Gp Podiums: | 13 |
| Gp Total Points: | 219 |
| Gp Poles: | N/A |
| Gp Fastest Laps: | N/A |
| Gp First Race: | 1967 50cc Dutch TT |
| Gp First Win: | 1969 50cc Spanish Grand Prix |
| Gp Last Win: | 1970 50cc Czechoslovakian Grand Prix |
| Gp Last Race: | 1972 50cc East German Grand Prix |
Aalt Toersen (born 6 November 1945 in Staphorst, Overijssel) is a Dutch former professional Grand Prix motorcycle road racer.
He had his best years in 1969 and 1970 when he won three races and finished the season in second place in the 50cc world championship, both times behind Angel Nieto.[1]