Does including a recipient's name in the 'To' field of an email improve deliverability?

Summary

Experts and documentation agree that including a recipient's name in the 'To' field of an email has minimal direct impact on deliverability. It's considered a personalization tactic that *may* improve engagement. Deliverability is primarily influenced by factors like sender reputation, proper authentication (SPF, DKIM, DMARC), maintaining a clean email list, avoiding spam triggers, and providing valuable content. While personalization can improve engagement, authentication, and list hygiene are more important for reaching the inbox.

Key findings

  • Minimal Direct Impact: Recipient name in 'To' field has little direct influence on deliverability.
  • Engagement Tool: Primarily a personalization tactic that can potentially boost engagement.
  • Authentication is Key: Strong email authentication (SPF, DKIM, DMARC) is critical for deliverability.
  • Reputation Matters: Sender reputation significantly impacts whether emails reach the inbox.
  • Hygiene is Essential: Maintaining a clean and engaged email list improves deliverability.

Key considerations

  • Implement Authentication: Prioritize implementing and maintaining SPF, DKIM, and DMARC records.
  • Manage Reputation: Regularly monitor and address any issues affecting your sender reputation.
  • Practice List Hygiene: Consistently remove unengaged or invalid addresses from your email list.
  • Content Value: Focus on creating relevant and valuable content to improve engagement.
  • A/B Test: Consider A/B testing the inclusion of recipient names in the 'To' field to assess its impact on engagement with your specific audience.

What email marketers say
8Marketer opinions

Multiple email marketing experts agree that including a recipient's name in the 'To' field of an email primarily serves as a personalization tactic and has a minimal direct impact on email deliverability. Deliverability is more influenced by factors such as sender reputation, proper email authentication (SPF, DKIM, DMARC), maintaining a clean email list, avoiding spam triggers, and ensuring high engagement rates through relevant content and subject lines.

Key opinions

  • Limited Direct Impact: Adding recipient names to the 'To' field has limited direct influence on deliverability.
  • Personalization Benefit: Personalization can improve engagement, which indirectly supports deliverability.
  • Authentication is Key: Proper email authentication (SPF, DKIM, DMARC) is crucial for deliverability.
  • Sender Reputation Matters: A good sender reputation is essential for reaching the inbox.
  • List Hygiene is Important: Maintaining a clean email list improves deliverability.

Key considerations

  • Prioritize Authentication: Ensure SPF, DKIM, and DMARC are correctly set up for your domain.
  • Monitor Sender Reputation: Regularly check your sender reputation to identify and address issues promptly.
  • Maintain List Hygiene: Remove inactive or unengaged subscribers from your email list.
  • Content Relevance: Focus on providing valuable and relevant content to increase engagement.
  • Engagement Optimization: A/B test personalization tactics, subject lines, and email content to optimize engagement metrics.
Marketer view

Email marketer from Reddit shares that while personalization is good, it's more about the content and subject line. Deliverability is more dependent on whether your IP/domain is blacklisted, you're properly authenticated, and people aren't marking you as spam.

September 2023 - Reddit
Marketer view

Email marketer from Litmus explains that personalization beyond the name in the 'To' field can improve engagement. However, engagement indirectly helps with deliverability, but factors like authentication protocols, list hygiene, and sender reputation are more critical.

July 2024 - Litmus Blog
Marketer view

Email marketer from Sendinblue Blog responds that focusing on sender reputation and authentication methods will have the biggest impact on deliverability. Personalized content is more about boosting engagement, which indirectly helps deliverability, but the 'To' field name isn't key.

July 2023 - Sendinblue Blog
Marketer view

Email marketer from Mailjet explains that personalization and segmentation are effective ways to improve email marketing results, deliverability relies heavily on authentication, sender reputation, and clean email lists.

January 2025 - Mailjet Blog
Marketer view

Email marketer from StackOverflow mentions that focusing on authentication, avoiding spam words, and maintaining a good sender reputation will help more with deliverability than using names in the 'To' field.

January 2024 - StackOverflow
Marketer view

Email marketer from HubSpot Blog shares that including the recipient's name in the 'To' field is a basic personalization tactic. While it can make the email feel more personal, its direct impact on deliverability is minimal. Better deliverability comes from maintaining a clean email list and sending relevant content.

November 2024 - HubSpot Blog
Marketer view

Email marketer from Email on Acid shares that sender authentication (SPF, DKIM, and DMARC) and maintaining a clean email list are more important for deliverability than adding a name to the 'To' field.

November 2024 - Email on Acid Blog
Marketer view

Email marketer from Neil Patel's Blog explains that personalization, including using the recipient's name, can improve engagement, but it doesn't directly impact deliverability. Deliverability depends on factors like sender reputation, authentication (SPF, DKIM, DMARC), and avoiding spam triggers.

July 2023 - Neil Patel's Blog

What the experts say
3Expert opinions

Email deliverability experts suggest that including a recipient's name in the 'To' field of an email has little to no direct impact on deliverability. It's primarily viewed as a marketing decision. Deliverability hinges more on factors like proper sender authentication, good list hygiene, and sending engaging content. A/B testing may reveal specific audience impact.

Key opinions

  • Minimal Direct Impact: Recipient name in the 'To' field has little direct effect on deliverability.
  • Indirect Impact via Engagement: Any effect on deliverability is likely indirect, via potential changes in engagement.
  • Authentication is Key: Proper sender authentication is a more important factor for deliverability.
  • List Hygiene Matters: Good list hygiene (removing inactive subscribers) contributes to better deliverability.

Key considerations

  • Focus on Authentication: Prioritize implementing and maintaining strong email authentication protocols.
  • Maintain List Hygiene: Regularly clean your email list to remove unengaged recipients.
  • Content Quality: Provide valuable and engaging content to encourage positive recipient interaction.
  • A/B Testing: Consider A/B testing the inclusion of recipient names to see if it affects engagement with your specific audience.
Expert view

Expert from Email Geeks shares his opinion that adding recipient names will probably not affect delivery decisions directly (rather than via possible engagement changes), at any relevant recipients ISP.

October 2021 - Email Geeks
Expert view

Expert from Email Geeks explains that including the full name in the To: header likely won't significantly benefit deliverability but is unlikely to hurt it either. He suggests that A/B testing could be done to determine if there is an impact on your audience.

August 2024 - Email Geeks
Expert view

Expert from Word to the Wise explains that including the name in the To: field is a marketing decision and does not directly affect deliverability as much as authentication and engagement do. Deliverability is improved by proper sender authentication practices, good list hygiene, and sending content that recipients want.

July 2022 - Word to the Wise

What the documentation says
4Technical articles

Email deliverability documentation from RFC Editor, Google, Microsoft, and SparkPost indicates that including a recipient's name in the 'To' field does not significantly improve deliverability. The primary purpose of the 'To' field is for routing, and deliverability is mainly influenced by authentication (SPF, DKIM, DMARC), sender reputation, list hygiene, avoiding spam complaints, and content quality.

Key findings

  • Limited Direct Impact: Including recipient name in the 'To' field has limited direct impact on deliverability.
  • Routing Purpose: The 'To' field's primary function is for routing the email.
  • Authentication is Crucial: Email authentication (SPF, DKIM, DMARC) is essential for deliverability.
  • Sender Reputation Matters: Maintaining a good sender reputation is a key factor.
  • List Hygiene is Important: Managing and cleaning email lists improves deliverability.

Key considerations

  • Prioritize Authentication: Ensure proper setup and maintenance of SPF, DKIM, and DMARC records.
  • Monitor Reputation: Regularly monitor your sender reputation with tools like Google Postmaster Tools.
  • Maintain List Quality: Implement a process for removing inactive or invalid email addresses from your list.
  • Avoid Spam Triggers: Review your email content to avoid spam trigger words and phrases.
  • Engagement Metrics: Monitor engagement metrics (opens, clicks) to identify and address any issues impacting deliverability.
Technical article

Documentation from Microsoft shares that authentication, sender reputation, list hygiene, and content quality are critical for deliverability to Outlook.com. Personalization is mentioned as a way to increase engagement, but not as a direct factor in reaching the inbox.

July 2021 - Microsoft
Technical article

Documentation from SparkPost explains that Authentication records such as SPF and DKIM help to reduce spam and improve deliverability rates

November 2024 - SparkPost
Technical article

Documentation from Google explains that focusing on authentication (SPF, DKIM, DMARC), maintaining a good sender reputation, and avoiding spam complaints are key. Including the recipient's name in the 'To' field is not mentioned as a significant factor in deliverability.

August 2021 - Google
Technical article

Documentation from RFC Editor explains the technicalities of email header syntax, noting that while the 'To' field can contain a display name (e.g., "John Doe <john.doe@example.com>"), its primary purpose is for routing. Deliverability is influenced by other factors managed by mail servers.

September 2021 - RFC Editor