Adop A Platpus My Husband And I Got Married Five Years Ago And Live In Greece. I Am Greek And He Is British. He Wants To Adop

My husband and i got married five years ago and live in greece. I am greek and he is british. He wants to adop - adop a platpus

adopted my daughter 22 years from my previous marriage, so that we can all have the same surname as a family. Lawwise is this possible?