Antonius Pius Maria "Boet" van Dulmen (; 19 May 1948 – 16 September 2021) was a Dutch professional motorcycle road racer. He competed in Grand Prix motorcycle racing between and , mostly as a privateer racer. Van Dulmen was prominent for his impressive wet weather riding abilities.

Motorcycle racing career Van Dulmen was born in Ammerzoden, Gelderland, Netherlands, on 19 May 1948. As a child, he was nicknamed "Boet" by his brother. As a teenager, he began to work as an apprentice motorcycle mechanic at a friend's garage and from there developed an interest in motorcycle racing.

At the age of 26, van Dulmen competed in his first World Championship event at the 1974 250cc Belgian Grand Prix riding a MZ motorcycle. He scored the first podium result of his career with a third-place at the 1979 500cc Swedish Grand Prix behind Barry Sheene and Jack Middelburg. One week later, van Dulmen defeated Randy Mamola and Sheene at the 1979 500cc Finnish Grand Prix to claim the first and only world championship victory of his career. He ended the season ranked sixth the premier 500 class. He also won the Dutch round of the 1979 Formula 750 Championship held at the Assen Circuit.

Van Dulmen scored two more podium results in with a second-place behind the eventual World Champion Marco Lucchinelli at the 1981 Dutch TT, and another second-place behind Barry Sheene at the 1981 500cc Swedish Grand Prix. At the age of 38, he competed in his final world championship race at the 1986 500cc San Marino Grand Prix.

Together with Wil Hartog and Jack Middelburg, he was part of a contingent of Dutch riders who competed at the highest levels of Grand Prix racing in the late 1970s.

Later life and death After his motorcycle racing career, van Dulmen started his own transport company. His hometown of Ammerzoden honored him in 2020 with a bronze bust.

Van Dulmen was killed in a road accident in Ammerzoden on 16 September 2021 at the age of 73. He was hit by a delivery van while riding his bicycle and, despite surgical intervention, he died later in hospital.

Career statistics

Grand Prix motorcycle racing

Races by year (key) (Races in bold indicate pole position) (Races in italics indicate fastest lap) Year Class Bike 1 2 3 4 5 6 7 8 9 10 11 12 Pts 1974 250cc MZ GER NAT IOM NED BEL26 SWE FINRet CZE27 YUG SPA NC 0 350cc Yamaha FRA GER AUT NAT IOM NED12 SWE NC 0 MZ FINRet YUG SPA 1975 250cc MZ FRARet SPA GER NAT IOM NEDDNS BEL SWE NC 0 Yamaha FIN12 CZE YUG 350cc MZ FRA12 SPA NEDRet 36th 3 Yamaha AUT11 GER NAT IOM FIN8 CZE YUG 500cc Yamaha FRA AUT16 GER NAT IOM NED BEL SWE FIN CZE NC 0 1976 250cc Yamaha FRA NAT YUG IOM NED BEL14 SWE FIN CZE GER SPA7 26th 4 350cc Yamaha FRARet AUT NAT8 YUG IOM NEDRet FIN CZERet GER SPA8 25th 6 500cc Yamaha FRA10 AUT13 NATRet IOM NEDRet 25th 9 Suzuki BEL13 SWE FINRet CZE8 GER6 1977 500cc Suzuki VEN AUTRet GER10 NAT9 FRA12 NED BEL SWE FIN CZERet GBRRet 27th 3 1978 500cc Suzuki VEN SPA11 AUT8 FRA21 NAT9 NED8 BELRet SWE11 FIN7 GBRRet GER8 13th 15 1979 500cc Suzuki VEN AUTNC GERRet NATRet SPA6 YUG5 NED4 BELDNS SWE3 FIN1 GBR5 FRARet 6th 50 1980 500cc Yamaha NATRet SPA18 FRA19 NED4 BEL9 FINRet GBR16 GERRet 14th 10 1981 500cc Yamaha AUT5 GER4 NAT4 FRA8 YUG7 NED2 BEL5 RSMRet GBR6 FINRet SWE2 6th 64 1982 500cc Suzuki ARG11 AUT5 FRADNS SPA NAT YUG11 GBRRet SWE7 RSMRet GER7 12th 23 Yamaha NED6 BEL7 1983 500cc Suzuki RSARet FRARet NATRet GER10 SPA11 AUT10 YUG7 NED8 BEL9 GBR8 SWE12 RSM8 11th 17 1984 500cc Suzuki RSA7 NAT7 SPA5 AUT8 GER9 FRARet YUG NED BELRet GBR19 SWE7 RSM9 8th 25 1985 500cc Honda RSA18 SPARet GER10 NAT13 AUT8 YUG14 NED4 BEL9 FRARet GBR7 SWE14 RSM17 10th 18 1986 500cc Honda SPA15 NAT6 GER13 AUT10 YUG13 NED12 BEL9 FRA14 GBR12 SWE13 RSM18 12th 8Sources:

References