HubSpot Duplicate Contacts and Companies
Quick answer
Use Actions > Manage Duplicates to review suggested pairs and merge. HubSpot matches contacts by email and companies by primary domain. Merges can't be undone.
Most likely fix: Merge from the duplicate manager
How to fix it
Try these in order — the most common fix is first.
1. Merge from the duplicate manager
- Open Contacts or Companies > Actions > Manage Duplicates
- Click Review beside a pair, choose the primary record, click Merge
- Merging is permanent; the duplicate tool requires a paid subscription
Did this fix it?2. Merge from a record
- Open the record you want to keep > Actions > Merge
Did this fix it?3. Prevent new duplicates
- Import with the correct unique identifier (Email, domain, Record ID)
- Check integrations that create records
Did this fix it?4. Know the limits
- Parent and child companies can't be merged
- Companies can't be merged when the Salesforce integration is on
- Merged contacts don't re-enroll in workflows by default
Did this fix it?
Symptoms
Duplicate contacts or companies clutter records and break reports and workflows.
Why it happens
- Contacts matched only on email, companies only on primary domain
- Imports without a unique identifier
- Integrations creating records
- Secondary domains aren't used to dedupe companies
This guide also covers
- hubspot duplicate contacts
- hubspot merge companies
- hubspot remove duplicates
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