60 Top-notch Influencer and Collaboration Email Subject Lines

Use a good subject line to make your email stand out from the rest. 

May 9, 2022 - By Luka Pipiraite


Email subject lines for influencer and brand collaboration emails are difficult to write. They need to be engaging, concise, and compelling enough for the reader to open the email.

Email subject lines are among the essential parts of any influencer marketing reach out. Especially if you are reaching out to a KOL or mega influencer. You need to enhance your chance of being noticed. Use a good subject line to make your email stand out from the rest. 

Here’s what you need to do to write successful subject lines:

  • Get to know what the influencer’s main topic is.
  • Understand what the influencer is interested in.
  • Make sure you know what your brand stands for.
  • Define your goals from this collaboration.

A compelling influencer marketing email subject line should:

  • Reflect that you know whom you’re contacting.
  • Show that you care about the influencer’s audience.
  • Indicate that you care about their viewpoint.
  • Precisely explain what you are going to give in the email.
  • Make sure that the outreach email is arranged for a specific influencer.

Before writing a compelling influencer marketing email subject line, you need to find the right influencers for your brand and gather full information about the influencer—carefully review the influencer’s social media channels and previous collaborations with other brands.

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Now, get back to the article. We have written some influencer email subject line examples that might inspire you.

10 Examples of Influencer Email Subject Lines to Brands

Seizing the initiative to reach out to a brand is a great move. However, you need to prepare before you try to reach out to a brand’s PR contact. It’s all about understanding how to write a compelling influencer message to reach out to a brand with confidence that will get you a response. Let’s start with these email subject lines examples;

  • I have many ideas in mind that I can use to promote your Brand. What are your thoughts on working with me on this collaboration idea?
  • Hey, I have an exciting way to promote your product. Let’s discuss it further.
  • This is a great moment to broaden your Brand reach. How would you feel about including {Brand Name} in your following content?
  • Hi, I’m reaching out because I think we could work well together; I can provide tutorials to use your product.
  • I’d love to promote your campaign to my audience. I’m sure they’ll love it.
  • I have lots of audiences that will suit your product. Would you like to collaborate on a post to showcase {New Product Name}?
  • Hello! I have a great number of audience members that will love your product. Would you like to collaborate?
  • I knew about {Brand Name} from {Event or ads}, tried your product, and I love it! I’d love to create an honest review for my audience.
  • Hi, I help brands to promote their products. Would you be interested in discussing collaboration between us?
  • Need some extra help to promote {Product/Brand Name}? I can provide exciting content to include your product.

Also read: 24+ Subject Lines for Collaboration Email

10 Instagram Brand Collaboration Proposal Subject Lines

Instagram is one of the most used social media platforms. It’s known that doing influencer marketing collaboration campaigns on Instagram will drive brand awareness and increase sales. Start to find the right Instagram influencers for your brand and contact them. We have a few examples of Instagram brand collaboration proposal subject lines to begin with;

  • I love your post on {Topic}. Let’s make an Instagram collaboration.
  • Your last post about {Topic} is interesting. Are you interested in a collaboration?
  • Would you like to be the next X Influencer?
  • {New Product Name} is here, and it’s ready for our collaboration
  • Hi, {Instagram Influencer’s Name}, we’d love to work together with you.
  • Hello, {Instagram Influencer’s Name}, your followers will love this product.
  • Hi {Instagram Influencer’s Name}, I have a new product that your followers might be interested in. Do you want to collaborate on this project?
  • Hi, I have a new organic product that you might like. Let’s make an Instagram Collaboration?
  • We’re into {Topic} as well – interested in a collaboration?
  • How about collaborating on {New Product Name}? What do you say?

10 YouTube Collaboration Email Subject Lines

YouTube influencers help brands build creative content, drive awareness, and engage with audiences in new and innovative video formats. These are some email subject lines examples that might inspire you;

  • Hi, we’re interested in {Topic} as well; let’s do a video collaboration
  • We love your tutorial videos on YouTube; let’s collaborate.
  • You have such broad knowledge about {Topic}, we would love to hear more.
  • I’m offering some different ideas on the topic you recently covered.
  • Hi, {YouTube Content Creator’s Name}, we have a lactose-intolerant friendly recipe that you might want to try.
  • Be our next X before anyone else.
  • We have free products for your audiences.
  • X’s needed for our next project.
  • Hi {YouTube Content Creator’s Name}, your latest video is fascinating! Let’s collaborate.
  • {YouTube Content Creator’s Name}, we have new products that can be used for your following content.

10 TikTok Influencer Outreach Email Subject Lines

TikTok has been downloaded over 2 billion times worldwide and has 1.1 billion monthly active users. In addition, TikTok users mostly open the app at least five times a day. Therefore, TikTok is a great platform to promote your product and brand based on these stats.

To start a marketing campaign on TikTok, you have to find the right TikTok influencers to partner with. It’s important because wrong influencers can lead to failed TikTok marketing campaigns. After you find the right ones, now it’s time to contact them. Try these few email subject lines examples to reach out to the influencers;

  • Hi {TikTok Influencer’s Name}, your followers will be happy to get these products for free
  • {TikTok Influencer’s Name}, we have some pairs of shoes that will look perfect on you. Want to give it a try?
  • Your latest TikTok post idea is out of the box! Let’s make some more.
  • Hi {TikTok Influencer’s Name} Your latest posts are fantastic! Would you like to include our {Product Name} in your following content?
  • {TikTok Influencer’s Name}, We admire your TikTok content – would you like to have a collaboration?
  • Hi, I’m on the promoter team at {Brand Name}; we think you’d be perfect to represent our Brand. 
  • Hello {TikTok Influencer’s Name}, we love how you deliver your ideas through your TikTok page. Let us join you.
  • {TikTok Influencer’s Name}, we have pretty dresses that will suit your kids perfectly. Would you like to collaborate with us on your next TikTok post?
  • Hi {TikTok Influencer’s Name}, I’m reaching out to let you know that you’ve won a Brand Ambassador role for {Brand Name}. Would you like to claim your prize?
  • {TikTok Influencer’s Name}, I love your new recipe on the TikTok post. Would you like to create more together?

10 Blogger Outreach Email Subject Lines Examples

The key to writing a compelling blogger outreach email subject line is to make it more personalized and avoid using too general lines. Here are a few examples;

  • Hi, {Blogger’s Name}, we would like to give free products to your audience
  • Do you want to collaborate with {Brand Name} for the next content?
  • Hi {Blogger’s Name}, I’m interested in your blog post on {Topic}
  • {Blogger’s Name}, I have a great idea for your blog post
  • Would you like to include an additional perspective in our next article?
  • Hello {Blogger’s Name}, I am a big fan of your blog, asking for quick advice
  • Hello {Blogger’s Name}, you will look great in these dresses
  • What are your thoughts about working together, {Blogger’s Name}?
  • Hi {Blogger’s Name}, we have a gluten-free cookie recipe that you might want to share with your audience
  • Hi {Blogger’s Name}, looking for your opinion about our new product

Also read: A Detailed Guide on Outreach Marketing: Tips, Definition, Ideas

10 Examples of Inspiring Influencer Invite Email Subject Lines

When you want to invite influencers to attend your brand’s special events, make the email subject lines as compelling as possible to reduce the possibility of your email staying unread. These are a few examples;

  • Dear {Influencer’s Name}, your feed is wonderful; now you’re invited to take part in our latest collaboration
  • Hi {Influencer’s Name}, we admire your amazing works. Would you like to join the {Brand Name} latest event?
  • {Influencer’s Name}, your latest posts are awesome! Would you like to be {Brand Name} next brand ambassador?
  • Hi {Influencer’s Name}, we are inspired by your posts. Join us at {Event Name}
  • What did you think of {Event Name}? We’d love to get your inspiring insights
  • Hi {Influencer’s Name}, your {Event Name} invitation is here, let’s rock on!
  • Hey {Influencer’s Name}, I’m reaching out to let you know that you’ve won our hearts, come and join us
  • Hello {Influencer’s Name}, we’re happy to have you here with our team
  • {Influencer’s Name}, we think you’d be perfect for promoting our new event.
  • Hi {Influencer’s Name}, what fabulous work that you did. Join and meet with all the major influencers at our event.

The subject line is one of the most essential parts of an email. They let you know what the email is about. A compelling email subject line will increase the chances of getting a response from the influencers you’re trying to reach out to.

This is why it’s crucial that you take your time when coming up with subject lines for your emails. A good email subject line needs to reflect that you know and care about whom you’re contacting, mention your intention, and be interesting enough to increase the chances of being opened.

Also read: What is Brand Identity? Transform Your Business into Brand

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