on May 10, 1929, and became a U.S. citizen in New Orleans, Louisiana, in 1966. He was educated in Greece at the Ioannina, Greek, and Athens Conservatories. He studied violin with the Dutch professor Tony Schultze at the Hellenic Conservatory and with the legendary chamber music teacher Leda Kouroukli, student of Nadia Boulanger, at the Athens Conservatory. He also studied with Marios Varvoglis, Yannis Papaioannou, Olga Menjou, and George Lykoudis.
In the U.S., Constantinides attended the universities of Indiana and Michigan State (Ph.D. in Composition) and the Juilliard School. His teachers in the U.S. included Ivan Galamian, Dorothy DeLay, and Josef Gingold. In 2010, he received an honorary doctorate in music from the University of Macedonia in Thessaloniki, Greece.
Constantinides' music has been performed around the world by symphony orchestras such as the English Chamber Orchestra, the American Symphony Orchestra, the Shenzhen Symphony (China), the Bohuslav Martinu Philharmonic, the Bohuslav Martinu Chamber Orchestra, the Black Sea Philharmonic (Romania), the Filarmonica "Oltenia" (Craiova, Romania), the Annapolis Chamber Orchestra, the Distinguished Concerts Orchestra International of New York, La Filarmonica de Montevideo (Uruguay), the Orquestra Sinfonica de Buenos Aires (Brazil) and the New Orleans Philharmonic. The Slovak Radio Symphony Orchestra of Bratislava, the Ruse Philharmonic Orchestra (Bulgaria), the Dubrovnik Symphony, the Czech Moravian Philharmonic, the Memphis Symphony, the Ku Ming Symphony (China), the Rome Festival Orchestra, the Prism Orchestra of New York, the Polish Radio and TV Orchestra of Krakow, Poland, the Nuernberger Symphoniker and other orchestras in the U.S., Australia and Taiwan also have performed his music. In his homeland, Constantinides' music has been performed by the Cyprus State Orchestra, the Thessaloniki State Orchestra, and the Athens State Orchestra.
The recipient of many grants, commissions, and awards, Constantinides was awarded first prizes in the 1981 Brooklyn College International Chamber Competition, the 1985 First Midwest Chamber Opera Conference, and the 1997 Delius Composition Contest Grand Prize. He also received the 1985 American New Music Consortium Distinguished Service Award, the 1989 Glen Award of l'Ensemble of New York, several Meet-the-Composer grants, and numerous ASCAP Standard Awards. In 1994, he was honored with a Distinguished Teacher White House commission on Presidential Scholars.