Русско-англо-русский юридический словарь

pledgor – someone who makes a pledge or someone who deposits something as a pledge. The pledgor gives the pledgee (the lender) some rights but does not part with all rights of ownership. (translegal.com)

A mortgagor is that who borrows money from a lender in order to purchase a home or other piece of real estate. (Investopedia)

What does Mortgagor mean? An individual or organisation (eg a company or partnership) that borrows money from a lender (eg a bank) to finance the purchase of a property - eg an individual buying a house using a mortgage is a mortgagor. (LexisNexis)

Mortgagor = Property Owner; Borrower = The person responsible for the loan debt and for making payments; (HSBC HK)