Niko Datković (born 21 April 1993) is a Croatian professional footballer who plays as a centre-back for Bosnian club Borac Banja Luka.
Datković was a regular starter in Rijeka's defense during his first professional year with the club in 2011–12.
He made his professional debut on 26 August 2011, aged 18, in Rijeka's home win against Šibenik.
On 3 September 2017, it was revealed that Spezia sent Datković on a season-long loan to CS U Craiova in Romania.
[6] On 29 January of the following year, he moved to Spanish Segunda División side Mirandés on a short-term deal.