Dmitar Nemanjić (Serbian Cyrillic: Дмитар Немањић, also Dimitrije) was a Serbian Prince, the son of Vukan Nemanjić and the nephew of King Stefan II the First-Crowned.
In April 1271, he asked Emperor Michael VIII to grant the Chilandar a possession of the Struma river.
He had the Davidovica Monastery near Brodarevo on the Lim river built in August 1281, with the help of masons of Dubrovnik.
His grandson Vratko is the father of Milica Nemanjić, Princess of Serbia.
He is venerated every September 24 (October 7 on the new calendar) in the Serbian Orthodox Church.