On my SoFi Private Student Loan, can I have a co-signer who is not a US Citizen? January 21, 2021 15:52 Updated Follow Your co-signer must be either a US Citizen or Permanent Resident. Related articles Do you offer Private Student Loans to international students or permanent residents? Do I need to be related to my co-signer? What is the minimum credit criteria I must meet to qualify for a SoFi Private Student Loan? Does SoFi offer a co-signer release for their Private Student Loans? Is a co-signer required on all SoFi Private Student Loans?