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65+ Thank you Email Subject Lines [Examples & Tips]

A well-written thank-you email helps to enhance relationships with the recipient, improve brand awareness, and even track leads. Of course, including a great email subject line is necessary, but learning how to create an eye-catching email matters, too.

To help you out, we have compiled 65+ thank you email subject lines along with examples and tips to create amazing thank you emails.

Thank you Email Subject Lines 

A) Thank you email subject lines to show gratitude.

Here are a few thank you email subject lines for team members to recommend you.

  • Thank you for the recommendation
  • I respect you for supporting me
  • Thank you for your kind words
  • I value you for taking the time to recommend me
  • Thank you for your continued support
  • I appreciate your time with this
  • Thank you for supporting my future!
  • Thank you for being an inspiration
  • Thank you for being an influential leader
  • I appreciate your dedication to our team
  • Thanks for your incredible work
  • Your hard work does not go unnoticed
  • Thank you for going above and beyond
  • Thank you for helping with this project
  • Thank you for making this project a success
  • Thank you for reaching out

B) Thanks for your interest

  • Thanks for dropping by!
  • Thanks for staying! 
  • Thanks for your purchase! 
  • Thanks for your recent review

C) Thank you email subject lines for customers

  • Thank you for meeting with me today
  • Thank you for joining our user community
  • Welcome to our user community
  • Thank you for your feedback
  • Thank you for your review
  • Thank you for being so dedicated
  • Thank you for being a valued member, [name]!
  • Thank you for your contribution to the (name what they contributed to)
  • Thank you for being a loyal customer for [number] years
  • Thank you for your business
  • It is an honor having you as a customer, [name] 
  • Welcome aboard – now you’re registered
  • Thanks for visiting! Come again for 15% off
  • Welcome, and Thanks for Being with Us!
  • We appreciate your loyalty, [name]!
  • We appreciate your business, [name]!
  • Just saying thank you
  • Holiday thanks to you!
  • You are a valued customer
  • A thank you gift for your years of service
  • We appreciate you
  • Thank you for following us on social media
  • A thank you gift to you
  • A thank you gift from us to you
  • We value you
  • Surprise thank you inside this email!

D) Thank You Subject Lines for Collaboration

  • Your recommendation means a lot to me, [partner’s name]
  • Appreciate our collaboration, [partner’s name]
  • Thanks for being a part of our network
  • Glad to see you among our  partners, [name]
  • You’ve put much effort into your business-Love it!
  • Glad to be useful, and thanks for being a great partner!

E) Thank you email subject lines for your feedback

  • [Brand name] values your feedback!
  • We Want To Say Thanks for Your Feedback
  • We asked, you responded, and we listened – THANK YOU!
  • Appreciate your time!
  • I’ve received your update–Thanks a ton!

F) Thank you email subject lines for your order

  • Thanks for your order!
  • Thanks for the purchase–it’s on the way to you
  • Our thanks: $12 faves & deals on top sale picks

G) Thank you email subject lines for donation

H) Thank you email subject lines for subscribing after signing up

  • Thanks for subscribing! Now what?
  • Glad to see you on our mailing list!
  • A thank you: we’re giving you 50% off our favorite gift ideas
  • THANK YOU (We’re Shouting). Bonus Coupon Inside!

Tips To Create Attractively Thank You Email Subject Lines

1. Segment your email list.

You need to send bulk emails to recipients from time to time. Although personalization matters, you can segment your email list to build thank-you email marketing campaigns for the same audiences. 

According to Webopedia, targeted email marketing is a modern design that determines a specific audience for a personalized email campaign and allows you to create the right message for a group of people.

2. Add emojis to show gratitude and evoke positive emotions.

Most people like to learn from visuals due to short attention spans, so simple visual elements like emojis help evoke emotions and build a bond with recipients.

You can use the following most popular emojis for thank-you email subject lines:

😇 – face with a halo

👏 – clapping hands

🤗 – hugging face

🙌 – raising hands

🙏 – folded hands (for donation and non-profit organizations)

🤝 – handshake (for collaboration emails)

3. Test several subject lines.

It would help if you always discovered what works best for your audience. Thus, A/B testing is a great option for writing great subject lines. Also, building a separate thank you follow-up email subject line is a good idea when sending extra emails after a no-reply.

4. Be creative while showing appreciation for recipients.

A well-written thank you email subject line is amazing, but you can also exhibit appreciation in an email signature or include an appreciation note in a digital newsletter, as it can leave the reader with positive emotions.

5. Use powerful words

Using the right set of words in your subject line and email, you can stimulate readers to open it, know more about your company, and increase clicks. It is psychologically proven that powerful words can enhance your email marketing effectiveness. This includes using tools like a paraphrasing tool to help

Top 10 Thank You Email Subject lines Examples

1. Postcards From Your Adventurous Lives.

Postcards From Your Adventurous Lives

Thank you email by Pravel

Why: customer pictures convey a sense of belonging to a big like-minded community.

2.  Not A Marketing Email.

Not A Marketing Email

Thank you email by Brooklinen

Why: the message harmonizes with the title – not a single CTA inside.

3. Our first 50 Million.

Our first 50 Million

Thank you email from Rothy’s

Why: designers from Rothy’s have mastered the gradient 

4. 2019 Year in Review… oh, the places we’ve been.

Our first 50 Million

Thank you email by Mission Critical

Why: report + social proof + customer appreciation in one email.

5. Thank you for six great years.

Thank you for six great years

Thank you email by Harry’s

Why: fun copy.

6. You’re the best!

You're the best!

Thank you email by David’s Tea

Why: eye-friendly graphics hierarchy, not much text, original congrats.

7. Holiday Thanks?

Holiday Thanks?

Thank you email by Postable

Why: promoted product resonates with the occasion.

8. These reviews give us all the feels.

These reviews give us all the feels

Thank you email by BeautyCounter

Why: a rather original reason to reach out.

9. 1.5 Million Donated! Thank you!

1.5 Million Donated! Thank you!

Thank you email by Aer&Eden

Why: cute video with kids (but the copy needs splitting into paragraphs).

10. Subject line: Langley Printed Rug – Thanks for Taking a Look!

Subject line: Langley Printed Rug – Thanks for Taking a Look!

Thank you email by Pottery Barn

Why: they understand how to utilize fonts and white space.


After reading this blog, you may have understood how to write thank you email subject lines. Moreover, you may have learned how several brands have leveraged it. Sending thank-you emails helps you strengthen your relations with your customers, clients, and partners.

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Stella is a content writer at NotifyVisitors, a marketing automation software that helps businesses to expand their reach. Apart from writing, she enjoys reading and cooking.