---
title: "PATCH /persongroups/{personGroupId}/persons/{personId}"
method: PATCH
path: "/persongroups/{personGroupId}/persons/{personId}"
---

# PATCH /persongroups/{personGroupId}/persons/{personId}

`PATCH /persongroups/{personGroupId}/persons/{personId}`

Update name or userData of a person.

## Path parameters

- `personGroupId` string, required
- `personId` string, uuid, required

## Request body

- UserDefinedFieldsForUpdate — User defined fields for object update.
  - `name` string — User defined name, maximum length is 128.
  - `userData` string — Optional user defined data. Length should not exceed 16K.

## Response `200`

The request has succeeded.

## Other responses

- `default` — An unexpected error response.

---

[API](https://skmtc.net/azure/apis/ai-face.md) · [All operations](https://skmtc.net/azure/apis/ai-face/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/azure/ai-face/versions/e9a68c525be6/schema)