Namesakes
Wilfried Martens
(middle name Achiel) (m) 1936-2013 
Belgian Prime Ministers 1979-1981; 1981-1992
Achille Van Acker
(a.k.a. Achiel) (m) 1898-1975
Belgian Prime Ministers 1945-1946; 1946; 1954-1958
Achiel Buysse
(m) 1918-1984
Notable Athletes (cycling)
Achiel Bruneel
(m) 1918-2008
Notable Athletes (cycling)
Will Tura
(middle name Achiel) (m) 1940-
Notable Musicians