How To Write a Thank-You Note for a Letter of Recommendation: What To Say and How To Send It

TL;DR: Writing a thank-you note for a letter of recommendation strengthens professional relationships and reinforces credibility. Effective notes are specific, personal and timely, whether sent by email or handwritten. The message should acknowledge the effort, explain its impact and close with gratitude. 

By Kasey Broekema

When someone takes time to write a letter of recommendation, a thoughtful thank-you note can make a lasting impression. 

Beyond politeness, expressing gratitude strengthens professional relationships, reinforces your reputation and demonstrates attention to detail. 

1. Why Thank-You Notes Matter

Expressing gratitude is more than a courtesy; it helps create a positive professional environment. 

Kelly Robinson, project manager, said on LinkedIn, “In an era dominated by emails and brief 280-character statements, stand out with thank-you notes. They serve as small yet profound reminders or the boundless potential and influence of grateful behavior.” 

Thank-you notes can also reinforce a professional brand. 

Kathryn Rose, Founder of consultancy Channelwise, said on LinkedIn that asking for and thanking someone for a recommendation helps maintain a relationship while signaling appreciation for their time and effort. 

Career coach Madeleine Mann also highlighted that thank-you messages signal genuine appreciation and professionalism in career-related settings on LinkedIn. The thank-you note can extend past letters of recommendation and apply to post-interview followup. 

2. What To Include In Your Note

A strong thank-you note has a clear structure and specific content. 

Monica Guthrie, a public affairs professional, said on LinkedIn that every note should: 

• Reference the effort the person extended
• Be specific about how it helped
• Include a closing expression of gratitude

For personalization, Rose recommended briefly reminding the writer of the original connection and providing context for the recommendation, especially if some time has passed since the request. 

She also suggested including a short draft or example for the recommender when appropriate. That can help them finalize their letter while ensuring accuracy. 

3. How To Send and Format Your Note

The medium, timing and tone of the message all matter. 

Char Miller, a business strategist, said that while handwritten notes remain impactful, most professionals now use email for speed and accessibility. 

Emails can also include links to portfolios or LinkedIn profiles. 

Miller said on LinkedIn, “Be sure to modify your message so each [recipient] gets a unique thank you message.”

Guthrie added that the note should be person-to-person rather than formal business-to-business. Use “I” and “you” rather than generic phrasing. She also said to be friendly and use spell check. 

For a personal touch, a handwritten card can leave a strong impression. 

4. If You’re Asked To Write the Letter

Being asked to serve as a reference or write a letter of recommendation carries responsibility and requires preparation. 

Andrew Seaman, editor at large for jobs and career development at LinkedIn News, said on LinkedIn that references remain critical because employers often receive limited information from past companies.

As a result, hiring managers rely on references to provide context about a candidate’s performance, collaboration style and potential. 

Career coach Anne Genduso said, “The best references to use are ones that can speak to your work output, your overall approach to projects and your ability to collaborate and lead others.”

Before agreeing to write a letter, Seaman said that references should confirm they are comfortable advocating for the candidate and understand the type of role being pursued. 

Clear communication matters on both sides. Letting candidates know what information will be shared, confirming consent and preparing specific examples can help make sure the recommendation is effective. 

Finally, Seaman said that closing the loop matters. 

“Of course, the last bit of advice is always remember to thank your references for helping you get to the next step in your career,” Seaman said.

Frequently Asked Questions About Writing a Thank You Letter For a Recommendation

• How do you write a thank-you note for a letter of recommendation? A strong thank-you note should reference the effort the writer extended, be specific about how the recommendation helped and close with a clear expression of gratitude. Personalizing the note reinforces professionalism and strengthens the relationship. 
• Should you send a handwritten or email thank you for a recommendation? While handwritten notes can leave a strong personal impression, most professionals use email for speed and accessibility. Email also allows recipients to include links to portfolios or LinkedIn profiles when relevant. 
• Why is it important to thank someone for writing a letter of recommendation? Thanking someone for a recommendation helps maintain professional relationships and signals appreciation for their time and effort. Thank-you messages demonstrate genuine professionalism in career-related settings.