Sorin Semilian was born in Romania. He is a member of the Israeli Opera chorus, and has performed several roles.

His roles at the Israeli Opera:
Les Contes d'Hoffmann: Luther (2014)
Rigoletto: Count Ceprano (2014)
La traviata at Masada: Party Guest (2014)
La traviata: Party Guest (2013) 
The Child Dreams: Immigration Officer (2012) tour to the Wiesbaden May Festival

Rigoletto: Count Ceprano (2012)
The Child Dreams: Immigration Officer (2010)
La Juive: citizens from the audience (2010)
Lady Macbeth of the Mtsensk District: Chief Servant (2010)
La bohème: Alcindro (2008)
Les Contes d'Hoffmann: Luther (2007)
Il trovatore: Old Gypsy (2007)
Don Carlos: Flemish nobleman (2006)
Der Rosenkavalier: Servant and waiter (2006)
Fidelio: second prisoner (2005)
Rigoletto: Count Ceprano (2005)
La traviata: Dottore Grenvil (2005)
Wozzeck: First Apprentice (2005)
Attila: Leone (2004)
La fanciulla del West: Bello (2004)
Die lustige Witwe: Kromow (2004)
Tosca: a sexton (2004)
Madama Butterfly: The Imperial Commissioner (2003)
Peter Grimes: Hobson (2003)
La traviata: party guest (2003) - tour to Wiesbaden
Andrea Chénier: Dumas (2002)
La belle Hélène: Calchas (2002)
Peter Grimes: Hobson (2002)
Elektra at Caesarea: An old servant (2000)
Rigoletto: Count Ceprano (2000)
Tosca: Sa sexton (1999)
Madama Butterfly: The Imperial Commissioner (1998)
Samson et Dalila: Second Philistine (1998)
La bohème: A customs Sergeant (1997)
Le nozze di Figaro: Antonio (1997)
Il barbiere di Siviglia: an officer (1997)
Rigoletto: Marullo (1997)
Prodaná nevěsta: Mícha (1996)
Der Freischütz: Kilian (1996)
Il barbiere di Siviglia: an officer (1995)
Il barbiere di Siviglia: an officer, Fiorello (1993)
La traviata: Marchese d'Obigny (1991)
Prodaná nevěsta: Krušina (1991)
Hänsel und Gretel: Peter (1990)
The Medium: Mr Gobineau (1990)
La bohème: Benoît, Alcindoro (1989)
La traviata: Marchese d'Obigny (1989)
Les Contes d'Hoffmann: Luther (1989)
Il barbiere di Siviglia: an officer (1988)
La bohème: Benoît, Alcindoro (1987)