What are the full names of Merry and Pippin?

Merry's full name is Meriadoc Brandybuck, and Pippin's full name is Peregrin Took. Both characters are Hobbits from J.R.R. Tolkien's "The Lord of the Rings" series. Merry is a member of the Brandybuck family, while Pippin belongs to the Took family, known for their adventurous spirit.