---
title: "Find Marketing Events by External Event Id"
method: GET
path: "/marketing/marketing-events/2026-03/{externalEventId}/identifiers"
tags: ["Identifiers"]
---

# Find Marketing Events by External Event Id

`GET /marketing/marketing-events/2026-03/{externalEventId}/identifiers`

This endpoint searches the portal for all Marketing Events whose externalEventId matches the value provided in the request.

It retrieves the objectId and additional event details for each matching Marketing Event.

Since multiple Marketing Events can have the same externalEventId, the endpoint returns all matching results.

Note: Marketing Events become searchable by externalEventId a few minutes after creation.

## Path parameters

- `externalEventId` string, required

## Response `200`

successful operation

- MarketingMarketingEventsCollectionResponseWithTotalMarketingEventIdentifiersResponse
  - `paging` Paging
    - `next` NextPage — Specifies the paging information needed to retrieve the next set of results in a paginated API response
      - `after` string, required — A paging cursor token for retrieving subsequent pages.
      - `link` string — A URL that can be used to retrieve the next page results.
    - `prev` PreviousPage — specifies the paging information needed to retrieve the previous set of results in a paginated API response
      - `before` string, required — A string token used to identify the position before the current page in the pagination sequence.
      - `link` string — A URL string that provides a direct link to the previous page of results.
  - `results` MarketingMarketingEventsMarketingEventIdentifiersResponse[], required
    - `appInfo` MarketingMarketingEventsAppInfo
      - `id` string, required — The ID of the application
      - `name` string, required — The name of the application
    - `externalAccountId` string — The accountId that is associated with this marketing event in the external event application
    - `externalEventId` string, required — The ID that is associated with this marketing event in the external event application
    - `marketingEventName` string, required — The name of the marketing event
    - `objectId` string, required — The internal ID of the marketing event in HubSpot CRM
  - `total` integer, required

## Other responses

- `default` — An error occurred.

---

[API](https://skmtc.net/hubspot/apis/hubspot-api-specification.md) · [All operations](https://skmtc.net/hubspot/apis/hubspot-api-specification/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/hubspot/hubspot-api-specification/revisions/f9c7181056c5/schema)