diff --git a/homeassistant/components/lookin/__init__.py b/homeassistant/components/lookin/__init__.py
index 555b8b551be..9b0a5b05f1f 100644
--- a/homeassistant/components/lookin/__init__.py
+++ b/homeassistant/components/lookin/__init__.py
@@ -23,6 +23,7 @@ from homeassistant.config_entries import ConfigEntry, ConfigEntryState
 from homeassistant.const import CONF_HOST, Platform
 from homeassistant.core import HomeAssistant, callback
 from homeassistant.exceptions import ConfigEntryNotReady
+from homeassistant.helpers import device_registry as dr
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
 
 from .const import DOMAIN, PLATFORMS, TYPE_TO_PLATFORM
@@ -182,3 +183,19 @@ async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
         manager: LookinUDPManager = hass.data[DOMAIN][UDP_MANAGER]
         await manager.async_stop()
     return unload_ok
+
+
+async def async_remove_config_entry_device(
+    hass: HomeAssistant, entry: ConfigEntry, device_entry: dr.DeviceEntry
+) -> bool:
+    """Remove lookin config entry from a device."""
+    data: LookinData = hass.data[DOMAIN][entry.entry_id]
+    all_identifiers: set[tuple[str, str]] = {
+        (DOMAIN, data.lookin_device.id),
+        *((DOMAIN, remote["UUID"]) for remote in data.devices),
+    }
+    return not any(
+        identifier
+        for identifier in device_entry.identifiers
+        if identifier in all_identifiers
+    )