Do guarantors need to sign the tenancy agreement? Permanently deleted user 19 August 2022 10:09 The guarantor does not need to sign the tenancy agreement, but they will have to sign a separate guarantor agreement. The landlord is also required to sign this document. Related articles How do guarantor agreements work? Do I need a guarantor if I’m self-employed or retired? Who can be a guarantor? What happens if I don’t have a guarantor? Do I need tenant's insurance?