| List of General Hospital characters introduced in the 1990s | Adoptive children | Phoebe Chase | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Aunts | Francine Cerullo | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Children | Gio Palmieri | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Created by | Richard Culliton and Karen Harris | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Duration | 1997 | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Duration | 1999–2001 | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Duration | 2004–2006 | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Duration | 2010–2011 | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Duration | 2019–present | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Family | Quartermaine | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | First appearance | February 7, 1997 (1997-02-07) | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | First cousins | Vincent Cerullo Patrick Cerullo Angie Cerullo | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Grandfathers | Larry Ashton | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Grandfathers | Carmine Cerullo | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Grandmothers | Tracy Quartermaine | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Grandmothers | Gloria Cerullo | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | Half-brothers | Leo Falconeri (adoptive) | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | Brook Lynn Quartermaine | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | BLQ | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | Lynn | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | Brook Lynn Cerullo | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | Music manager | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | Social media manager | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | Singer | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | Songwriter | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | Executive assistant | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | ELQ Shareholder | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | Escort (2010) | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | Ned Quartermaine | 1.00 | infobox |
| List of General Hospital characters introduced in the 1990s | In-universe information | Lois Cerullo | 1.00 | infobox |
