Alexander Warenberg (1998) was born in Voorburg, The Netherlands, into a family of professional musicians. He began playing the cello at the age of five and had his first lessons from his uncle. Since he was 8 years he studied with Professor Monique Bartels at the Conservatory in Amsterdam. From 2016 till 2019 Alexander studied in Berlin at the Barenboim-Said Academy with Professor Frans Helmerson. Since January 2019 Alexander continues to study with Professor Frans Helmerson at the Kronberg Academy.                                                    
                  
In October 2016 he won first prize in the Cello Biënnale Competition in Amsterdam as well as the public award. He also won first prizes in the Antonio Janigro International Cello Competition, the Dutch Britten Cello Competition, the National Competition for Young Musicians and the Prinses Christina Competition.
                  
Alexander is active as a soloist and as a chamber music performer. He has played with several orchestras in the Netherlands and abroad. He has performed several times in the Concertgebouw in Amsterdam, as well as for Dutch television and radio. As a chamber musician, he performed with Menahem Pressler, Denis Kozhukhin, Gil Sharon, Paolo Giacometti and Lucas Jussen.
Since 2017 Alexander plays in The Amsterdam Piano Trio together with Yang Yang Cai (piano) and Shin Sihan (violin).

In the summer of 2017 Alexander took part in the prestigious Verbier Festival Academy. Alexander has also been an invited performer at the International Chamber Music Festival in Utrecht, the Grachten Festival in Amsterdam, the Festival Bad Ragaz in Switzerland, the Cello Biënnale, Chamber Music Festival Amsterdam and Festival Wonderfeel.

Alexander received scholarships of the VandenEndeFoundation. He also received a scholarship from the International Music Academy in the Principality of Liechtenstein, which gives him the opportunity to participate in their Masterclasses. He had masterclasses with Professor Wolfgang Emanuel Schmidt and Jens-Peter Maintz. 

Alexander plays on a 1845 Jean Baptiste Vuillaume cello, which he has on loan from the Dutch Musical Instruments Foundation.