I can find no reference to any saint name Blake.
William's mum is called Catherine Blake, his dad is called James Blake
Blake Soper's birth name is Blake Sennett Swendson.
Blake Sheldon's birth name is Blake Fitzgerald Sheldon.
Blake Sherman's birth name is Blake M. Sherman.
Blake Shields's birth name is Blake Shields Abramovitz.
Blake Robbins's birth name is William Blake Robbins.
Blake Zawadzki's birth name is Blake Joseph Zawadzki.
The Blake Twins's birth name is Janice and Jennifer Blake.
Blake Towsley's birth name is Blake Ryan Towsley.
Blake Webber's birth name is Jeffrey Blake Webber.
Blake Acker's birth name is Stephen Blake Acker.
Blake Berris's birth name is Blake Everett Berris.