Guarantor Personal Loans in the UK: Best Lenders Reviewed for 2025

Guarantor loans help UK borrowers with bad credit get approved. This review covers the top UK guarantor loan lenders, risks for guarantors, and better alternatives.

For many borrowers with poor credit histories, securing finance through mainstream lenders can be difficult. A guarantor personal loan offers an alternative route by allowing another person to support the application. While these loans can improve approval chances, they also create significant responsibilities for both the borrower and the guarantor.

The UK guarantor lending market has changed dramatically over the last few years. Following regulatory scrutiny and the collapse of Amigo Loans after intervention from the Financial Conduct Authority (FCA), the sector has become much smaller. Today, borrowers need to carefully assess available lenders, compare costs, and understand the risks before applying.

This guide provides a detailed personal loan with guarantor UK review lenders 2025, helping borrowers make informed decisions.

What Is a Guarantor Loan in the UK?

A guarantor loan is a personal loan where a second person agrees to repay the debt if the borrower fails to make repayments.

Unlike traditional loans that rely heavily on credit scores, guarantor loans place significant weight on the financial strength of the guarantor.

How Guarantor Loans Work — Borrower and Guarantor Roles

The borrower receives the funds and is primarily responsible for monthly repayments. The guarantor acts as a financial safety net.

If the borrower misses payments, the lender may pursue the guarantor for:

• Outstanding repayments
• Arrears
• Interest charges
• Collection costs where applicable

Because the guarantor shares responsibility for the debt, lenders often perform affordability checks on both parties.

Who Can Be a Guarantor in the UK?

Requirements vary by lender, but most UK guarantors must:

• Be over 21 years old
• Have a stable UK income
• Maintain a good credit profile
• Be a UK resident
• Not be financially dependent on the borrower

Common guarantors include:

• Parents
• Siblings
• Adult children
• Close friends
• Long-term partners

Some lenders prohibit spouses living in the same household from acting as guarantors due to affordability concerns.

Legal Obligations of a UK Loan Guarantor

Many people underestimate the seriousness of becoming a guarantor.

By signing the agreement, the guarantor typically becomes legally liable for the entire debt if the borrower defaults.

The obligation remains in force until:

• The loan is fully repaid
• The lender formally releases the guarantor
• The loan is refinanced under new terms

A guarantor should never sign without fully understanding the financial commitment involved.

Top UK Guarantor Loan Lenders Reviewed

The UK market is far smaller than it was before 2021, but a limited number of providers still operate.

TFS Loans — Rates, Eligibility, and Review

TFS Loans remains one of the most recognised names in the guarantor lending market.

Key Features:

• Loan amounts typically between £1,000 and £15,000
• Fixed monthly repayments
• FCA-authorised lender
• Suitable for applicants with impaired credit histories

Pros:

• Long lending experience
• Transparent application process
• Flexible repayment periods

Cons:

• Higher interest rates than mainstream loans
• Guarantor required throughout the loan term
• Affordability checks can be strict

Overall, TFS Loans remains one of the strongest options for borrowers specifically seeking guarantor finance.

Guarantor My Loan — Overview and Assessment

Guarantor My Loan operates as a specialist provider for borrowers who may struggle to obtain traditional credit.

Key Features:

• Loans designed for bad-credit applicants
• Online application process
• FCA-authorised operation
• Flexible repayment structures

Pros:

• Accessible application process
• Supports borrowers rebuilding credit
• Clear eligibility requirements

Cons:

• Limited loan availability in some circumstances
• Interest costs can be substantial
• Guarantor obligations remain significant

Borrowers should carefully compare total repayment costs before proceeding.

UK Credit Unions Offering Guarantor Products

Some UK credit unions provide lending arrangements involving guarantors or supporting members.

Advantages often include:

• Lower borrowing costs
• Community-focused lending
• Greater flexibility
• Ethical lending practices

Potential drawbacks include:

• Membership requirements
• Geographic restrictions
• Lower maximum borrowing amounts

For many borrowers, credit unions represent a safer and more affordable alternative to specialist guarantor lenders.

Interest Rates on UK Guarantor Loans

Interest rates remain one of the most important factors when comparing lenders.

Typical APR Range for Guarantor Loan Products

Most guarantor loans currently fall within a broad APR range depending on:

• Credit profile
• Loan amount
• Repayment term
• Guarantor strength

Typical rates often range between:

• 29.9% APR
• 49.9% APR
• Higher in certain circumstances

These rates are significantly above mainstream bank loans but may still be lower than some forms of high-cost credit.

Total Repayable on a £5,000 Guarantor Loan

As an example:

Loan Amount: £5,000
APR: 39.9%
Term: 5 Years

Approximate monthly repayment:

• Around £220–£240 per month

Total repayable:

• Approximately £13,000–£14,000

Actual figures vary between lenders and affordability assessments, but borrowers should always focus on total repayment cost rather than monthly payment alone.

How Guarantor Loan Rates Compare to Direct Lenders

Compared with mainstream lenders:

Loan Type	Typical APR
High Street Bank Loan	6%–15%
Personal Loan for Fair Credit	10%–25%
Guarantor Loan	29%–50%+
Credit Card for Poor Credit	35%–70%+

This illustrates why guarantor loans should generally be viewed as a specialist solution rather than a first-choice borrowing option.

Risks for the Guarantor — What Most Articles Don’t Say

Many articles focus on helping borrowers obtain approval but spend little time discussing the consequences for guarantors.

Impact on Guarantor’s Credit File

The guarantor’s credit profile may be affected in several ways.

Potential consequences include:

• Increased financial commitments recorded by lenders
• Reduced borrowing capacity
• Additional scrutiny during mortgage applications
• Possible credit damage if payments are missed

Even when repayments are made on time, the guarantee can influence future affordability assessments.

What Happens If the Borrower Defaults

If the borrower stops paying, lenders usually:

1. Contact the borrower.
2. Attempt repayment arrangements.
3. Contact the guarantor.
4. Request payments directly from the guarantor.

If repayments continue to be missed, lenders may:

• Report defaults to credit reference agencies
• Begin debt recovery action
• Seek court judgments where appropriate

The guarantor effectively becomes responsible for the remaining balance.

How to Be Released as a Guarantor

Many guarantors assume they can simply withdraw from the agreement later.

In reality, release options are limited.

Possible routes include:

• Full repayment of the loan
• Refinancing without a guarantor
• Replacing the guarantor (where allowed)
• Formal lender agreement

Most lenders will not remove a guarantor simply because they change their mind.

Guarantor Loan Alternatives Worth Considering First

Before committing to a guarantor arrangement, borrowers should explore alternative solutions.

Credit Union Loans Without a Guarantor

Credit unions are often overlooked.

Benefits include:

• Lower interest rates
• Ethical lending practices
• Flexible repayment support
• Potential access despite poor credit

Many credit unions focus more heavily on affordability than credit scores alone.

Open Banking-Based Lenders for Bad Credit

Modern lenders increasingly use Open Banking technology.

Instead of relying solely on credit reports, these lenders assess:

• Income patterns
• Spending habits
• Banking behaviour
• Financial stability

Benefits include:

• Faster decisions
• No guarantor requirement
• More personalised risk assessments

For some borrowers, Open Banking lenders can provide approval opportunities without involving family or friends.

Employer Salary Advance Schemes

A growing number of UK employers now offer salary advance programmes.

Advantages include:

• No traditional credit checks
• Lower costs
• Quick access to funds
• No guarantor needed

These schemes can be particularly useful for short-term financial emergencies.

Lender Comparison Table

Lender Type	Loan Amount	Guarantor Required	Typical APR	Best For
TFS Loans	£1,000–£15,000	Yes	High	Bad credit borrowers
Guarantor My Loan	Varies	Yes	High	Specialist lending
Credit Unions	Lower amounts	Sometimes	Low to Moderate	Affordable borrowing
Open Banking Lenders	Varies	No	Moderate to High	Alternative credit assessment
Salary Advance Providers	Income-based	No	Low	Short-term needs

Frequently Asked Questions

Can I get a guarantor loan with very bad credit?

Yes. Guarantor loans are specifically designed for borrowers who may struggle to obtain mainstream credit.

Does a guarantor need perfect credit?

No. However, lenders generally expect the guarantor to have a stronger financial profile than the borrower.

Are guarantor loans regulated in the UK?

Yes. Providers must be authorised and regulated by the FCA.

Why did Amigo Loans collapse?

Amigo Loans faced extensive complaints regarding affordability assessments and guarantor treatment. FCA intervention ultimately contributed to major operational and financial difficulties.

Can a guarantor be removed later?

Usually only through refinancing, loan repayment, or lender approval.

Is a guarantor loan better than a payday loan?

In many situations, yes. However, borrowers should still compare all available alternatives before proceeding.

Verdict — When Is a Guarantor Loan Worth It?

A guarantor loan may be worth considering when:

• Credit history prevents mainstream borrowing
• The loan serves an important purpose
• Repayments are comfortably affordable
• The guarantor fully understands the risks

It may not be suitable when:

• The borrower already struggles with existing debts
• The guarantor cannot comfortably absorb repayments
• Lower-cost alternatives are available

Given the significant obligations involved, guarantor loans should generally be viewed as a last-resort mainstream borrowing option rather than a first choice.

Conclusion

The guarantor loan market in the UK looks very different in 2025 than it did before the collapse of Amigo Loans. Regulatory scrutiny has reduced the number of active providers, leaving a smaller but more carefully monitored marketplace.

For borrowers, guarantor loans can provide access to funding when traditional lenders say no. However, the higher interest rates and serious responsibilities imposed on guarantors mean they should never be entered into lightly.

Before applying, compare all available alternatives, including credit unions, Open Banking-based lenders, and employer salary advance schemes. If a guarantor loan remains the most appropriate option, ensure both borrower and guarantor fully understand their legal obligations and the total cost of borrowing.

A well-informed decision today can help avoid financial difficulties for both parties in the future.