Dijkgraaf (Dutch - dyke count) may refer to:
People Elbert Dijkgraaf (born 1970), Dutch economist and politician Robbert Dijkgraaf (born 1960), Dutch mathematical physicist and string theorist
Other uses Dijkgraaf (official), the head of a Dutch water board Dijkgraaf, Gelderland, a waterway in Gelderland, Netherlands Dijkgraafplein, a square in Amsterdam-Osdorp, Netherlands