Synonyms for Titleholder:

n.

absentee landlord, leaseholder, homeowner, first-time buyer, Homebuyer. record-holder, laureate, champion, point person, medallist. holder (noun)
master.
master (noun)
dean, proprietress, guru, landlord, senior, captain, principal, sire, abbot, governor, master, headmaster, star, proprietor, director, manager, commandant, maestro, mahatma, executive, landlady, quartermaster, commander, leader, headmistress, officer, kingpin, authority, squire, ruler, president, chief, mother, mandarin, head, lord.
owner (noun)
possessor, landowner, proprietor, heiress, heir, holder, squire, governor.
possessor (noun)
occupier, heir, owner, heiress, landholder, householder, possessor, laird, holder, landowner.
proprietor (noun)
owner.
winner (noun)
champion.

Other synonyms:

laureate, record-holder. Other relevant words:
champion, record-holder.