Robert Ljubičić (born 14 July 1999) is a Croatian professional footballer who plays as a midfielder for Greek Super League club AEK Athens.

[2] After three full seasons at St. Pölten in the Austrian Bundesliga, it was announced on 8 March 2021 that Ljubičić would join Rapid Wien in the summer of 2021 on a three-year deal.

[3] His brother, Dejan, was captain of the club at the time, but his departure to Köln in Germany was announced in April.

[4] He made his debut at Rapid in the second qualifying round of the UEFA Champions League against Sparta Prague on 20 July, in his brother's position of central midfield.

[5] On 31 January 2024, Ljubičić joined Superleague Greece side AEK Athens for a fee of €4 million, becoming the club's second most expensive acquisition, only behind Orbelín Pineda.