The first bilateral meeting between the two presidents took place in Warsaw, Poland.
The meeting will take place during the Three Seas Initiative summit in Warsaw.
President Kolinda Grabar-Kitarović will undergo therapy for acute back pain.
Both sides say that the two countries should have better relations.
The President will attend the official inauguration ceremonies for new Serbian President Aleksandar Vučić.
President Kolinda Grabar-Kitarović has been criticized for her attempts to get close to US President Donald Trump at a recent NATO summit.
The US President will attend the summit of the Three Seas Initiative.
Grabar-Kitarović noted in her lecture the role leaders have in building an image of a nation, since “the human face is a powerful medium”
This week, the Croatian President will embark on a state visit to Malta.
President Kolinda Grabar-Kitarović also stated that Croatia and Serbia have the duty to foster amicable neighbourly relations in the interest and well-being of the Croatian and Serbian people in both nations and stability of Southeastern Europe