Eleonora Maria "Ellen" van Dijk (Dutch pronunciation: [eːleːjoːˈnoːraː maːˈrijaː ˈʔɛlə(ɱ) vɑn ˈdɛik]; born 11 February 1987) is a Dutch professional road racing cyclist, who currently rides for UCI Women's WorldTeam Lidl–Trek. Besides road cycling she was also a track cyclist until 2012. Van Dijk is known as a time trial specialist and is five times world champion. She won her first world title on the track in the scratch race in 2008. She became Road World Champion in 2012, 2013 and 2016 with her respective trade teams in the team time trial and in 2013 also in the individual time trial. In 2015, she won the time trial at the first European Games and the silver medal in the team time trial at the world championships.