Nikolas Cassadine is a fictional character on the ABC daytime soap opera General Hospital.
Actor History:[]
- Tyler Christopher (07/1996-07/1999, 04/2003-06/2011 & 06/2013-06/2016; contract & 03/2013-06/2013; recurring)
- Stephen Martinez (07/1999-04/2003)
- Marcus Coloma (10/2019-01/2023)
- Chris Beetem (12/2005; temp)
- Nick Stabile (06/2016-07/2016; temp)
- Adam Huss (09/2021, 11/2022 & 01/2023-01/2023; temp & 08/2023-09/2023 & 01/2024-02/2024; recurring)
Other Information:[]
- Born November 5, 1982 [later changed November 5, 1977]
- Presumed deceased July 19, 2016 to October 31, 2019
- Presumed deceased February 6, 2023 to March 1, 2023
- Nikolas Mikhail Stavrosovich Cassadine (full name)
- Connor Bishop (amnesia name)
- Niall Carradine (alias)
Family and relationships:[]
Parents:[]
- Stavros Cassadine (father, deceased)
- Laura Webber (mother)
- Kevin Collins (step-father)
Sibling(s):[]
- Lucas Lorenzo "Lucky" Spencer Jr. (maternal half-brother)
- Lesley Lu "Lulu" Spencer (maternal half-sister)
- Olivia "Livvie" Locke (step-sister, deceased)
Marital status:[]
- Single
Past marriage(s):[]
- Lydia Karenin (divorced) [2003]
- Mary Bishop (invalid, deceased) [2004]
- Emily Quartermaine (divorced, deceased) [2004-2005]
- Hayden Barnes (divorced) [2016-2019]
- Ava Jerome (divorced) [2020-2023]
Children:[]
- Spencer Cassadine (son, with Courtney Matthews)
- Ace Cassadine (son, with Esme Prince)
Other relatives:[]
- Mikkos Cassadine (paternal grandfather, deceased)
- Helena Romanov (paternal grandmother, deceased)
- Gordon Grey (maternal biological grandfather, deceased)
- Lesley Sullivan (maternal grandmother)
- Richard "Rick" Webber Sr. (maternal adoptive grandfather, deceased)
- Jason Vining (maternal foster grandfather, deceased)
- Barbara Vining (maternal foster grandmother, deceased)
- Stefan Cassadine (paternal uncle, deceased)
- Alexis Davis (paternal aunt)
- Valentin Cassadine (paternal uncle/paternal second cousin)
- Kristina Cassadine (paternal aunt, deceased)
- Irina Cassadine (paternal aunt, deceased)
- Cyrus Renault (maternal biological uncle)
- Martin Grey (maternal biological uncle)
- Jeremy Williams (maternal uncle, deceased)
- Michael "Mike" Webber (maternal adopted uncle)
- Richard "Rick" Webber Jr. (maternal adoptive uncle)
- Amy Vining (maternal foster aunt, deceased)
- Aiden Spencer (nephew/maternal adoptive second cousin once removed)
- Charlotte Cassadine (niece/paternal cousin/paternal second cousin once removed)
- Rocco Falconeri (nephew)
- Samantha "Sam" McCall (paternal cousin)
- Kristina Davis-Corinthos (paternal cousin)
- Molly Lansing (paternal cousin)
- Lila McCall (paternal first cousin once removed, deceased)
- Daniel "Danny" Morgan (paternal first cousin once removed)
- Emily "Scout" Cain (paternal first cousin once removed)
- Ivan Cassadine (paternal great-grandfather, deceased)
- Unknown woman (paternal great-grandmother, deceased)
- Basil Romanov (paternal great-grandfather, deceased)
- Agatha Romanov (paternal great-grandmother, deceased)
- Walter Sullivan (maternal great-grandfather, deceased)
- Mary Sullivan (maternal great-grandmother, deceased)
- Lars Webber (maternal adoptive great-grandfather, deceased)
- Helene Webber (maternal adoptive great-grandmother, deceased)
- Victor Cassadine (paternal great-uncle, deceased)
- Anthony "Tony" Cassadine (paternal great-uncle, deceased)
- Sophia Cassadine (paternal great-aunt, deceased)
- Terri Webber (maternal adoptive great-aunt)
- Jeffrey "Jeff" Webber (maternal adoptive great-uncle)
- Steven "Steve" Webber (maternal adoptive second cousin)
- Sarah Webber (maternal adoptive second cousin)
- Elizabeth Webber (maternal adoptive second cousin)
- Hayden Barnes (maternal adoptive second cousin)
- Cameron Webber (maternal adoptive second cousin once removed)
- Jacob "Jake" Spencer (maternal adoptive second cousin once removed)
- Violet Finn (maternal adoptive second cousin once removed)
Flings and relationships:[]
- Sarah Webber (dated; 1997)
- Katherine Bell (dated/engaged; 1998-1999, deceased)
- Gia Campbell (dated/engaged; 2000-2002)
- Emily Quartermaine (dated/engaged; 2003-2004, deceased)
- Mary Bishop (lovers; 2004, deceased)
- Emily Quartermaine (lovers; 2004, deceased)
- Courtney Matthews (affair/lovers; 2005, deceased)
- Courtney Matthews (dated/engaged; 2005-2006, deceased)
- Emily Quartermaine (dated/engaged; 2007-2008, deceased)
- Nadine Crowell (dated; 2008-2009)
- Rebecca Shaw (dated; 2009)
- Rebecca Shaw (lovers; 2009)
- Elizabeth Webber (affair/lovers; 2009-2010)
- Brook Lynn Quartermaine (dated; 2011)
- Britta "Britt" Westbourne (dated/engaged; 2013-2014, deceased)
- Britta "Britt" Westbourne (dated; 2014, deceased)
- Ivy Gatling (dated; 2015)
- Hayden Barnes (lovers; 2015)
- Esme Prince (affair/one night stand; 2022, deceased)