Jasper Cillessen, Dutch footballer
Jacobus Antonius Peter Johannes "Jasper" Cillessen (born 22 April 1989) is a Dutch professional footballer who plays as a goalkeeper for La Liga club Valencia and the Netherlands national team.

Cillessen joined NEC's youth team in 2001, making his professional debut for them in 2010, and signed for Ajax for €3 million a year later. He played in 141 matches for Ajax in six seasons, winning honours including three Eredivisie titles. In 2016, he joined Barcelona for an initial €13 million.

In May 2011, Cillessen received his first call-up for the Netherlands national team. He made his international debut in 2013 and was the country's first-choice goalkeeper as they finished third at the 2014 FIFA World Cup.