When was the whole cast of victorious born and how old they are?

Here's the birthdates and ages (as of October 26, 2023) of the main cast members of Victorious:

* Victoria Justice (Tori Vega): February 19, 1993 - 30 years old

* Leon Thomas III (André Harris): August 1, 1993 - 30 years old

* Matt Bennett (Robbie Shapiro): November 13, 1991 - 31 years old

* Elizabeth Gillies (Jade West): July 26, 1993 - 30 years old

* Avan Jogia (Beck Oliver): February 9, 1992 - 31 years old

* Daniella Monet (Trina Vega): March 31, 1989 - 34 years old

* Ariana Grande (Cat Valentine): June 26, 1993 - 30 years old

Remember, these ages are based on the current date.