Daniël Stellwagen (born 1 March 1987) is a Dutch chess grandmaster.

[1] In 2003 he also won the endgame study solving contest at the De Feijter Festival in Deventer with an unprecedented 100%.

In 2007 he shared first place in the Dutch Championship but lost the final tiebreak to Sergey Tiviakov.

[2] In 2007 Daniel also finished shared 5th at the World Junior Chess Championship in Yerevan.

[4] Stellwagen earned his PhD in inorganic chemistry from Utrecht University with the thesis "Solid acid catalysts for transesterification and esterification".