---
title: "Delete an event definition"
method: DELETE
path: "/events/2026-03/event-definitions/{eventName}"
tags: ["Basic"]
---

# Delete an event definition

`DELETE /events/2026-03/event-definitions/{eventName}`

## Request

- Base URL: `https://api.hubapi.com`
- URL: `https://api.hubapi.com/events/2026-03/event-definitions/{eventName}`
- Auth: one of:
  - HTTP bearer
  - API key in query parameter `hapikey`
  - none

Delete a custom event definition by name.

## Path parameters

- `eventName` string, required

## Response `204`

No content

## Other responses

- `default`: An error occurred.

## Changes

> 14 revisions in range; 1 not diffed, 2 could not be searched.

- **2026-03-30** `dc2fdad57f7f`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/hubspot/apis/hubspot-api-specification/changes/events/2026-03/event-definitions/:eventName/delete.md)

---

[API](https://skmtc.dev/hubspot/apis/hubspot-api-specification.md) - [All operations](https://skmtc.dev/hubspot/apis/hubspot-api-specification/llms.txt) - [OpenAPI document](https://skmtc.dev/hubspot/apis/hubspot-api-specification/revisions/f9c7181056c5?raw)