Bas Verwijlen (born October 1, 1983 in Oss) is a fencer from the Netherlands. Bas won many nationals and international titles. Participated in European, World and Olympic Tournaments. He is the most successfull fencer for the Netherlands as of 1950. Bas is in training again for his 4th Olympics being in Tokyo, and so he can bring in his wide experience and mental strengths for a possible medal in Japan.