Dinjčić (Serbian Cyrillic: Дињчић), sometime Dinjičić (Serbian Cyrillic: Дињичић), later branch known as Kovačević, were Bosnian medieval noble family which flourished during kingdom period, and ruled the Jadar-Drinjača areal and wider Srebrenica region.
Family's founder is considered to be Dinjica, who flourished during 14th century.
It depict a dragon motif above the helmet, in the crest.
It also belongs to the Kovačević branch, which is evident from the comments.
Proto-heraldic emblem usually assigned to the Bosnian medieval noble Dinjčić's family in the so called Illyrian armorials.