Yes, there are several saints and blesseds named Jeffery or Geoffrey.
Noelani Jeffery's birth name is Noelani Jeffery.
Jeffery Hauser's birth name is Jeffery Alan Danhauser.
Jeffery Cools's birth name is Jeffery Paul Cools.
June Jeffery's birth name is June Dolores Jeffery.
Jeffery Deaver's birth name is Jeffery Wilds Deaver.
Jeffery Firment's birth name is Jeffery Ellington Firment.
Jeffery Boswall's birth name is Jeffery Hugh Richard Boswall.
Yes
Aaron Jeffery is 6' 5".
Jeffery Bule was born in 1991.
Gordon Jeffery was born in 1936.
Bruce Jeffery was born in 1944.