diff --git a/app/alias_utils.py b/app/alias_utils.py
index 8bd273d7..b2a94664 100644
--- a/app/alias_utils.py
+++ b/app/alias_utils.py
@@ -362,7 +362,9 @@ def delete_alias(
             )
     else:
         if not DeletedAlias.get_by(email=alias.email):
-            deleted_alias = DeletedAlias(email=alias.email, reason=reason)
+            deleted_alias = DeletedAlias(
+                email=alias.email, reason=reason, user_id=user.id
+            )
             Session.add(deleted_alias)
             Session.commit()
             LOG.i(f"Moving {alias} to global trash {deleted_alias}")
diff --git a/app/models.py b/app/models.py
index 702e8752..f92a6db7 100644
--- a/app/models.py
+++ b/app/models.py
@@ -2306,6 +2306,12 @@ class DeletedAlias(Base, ModelMixin):
         server_default=str(AliasDeleteReason.Unspecified.value),
     )
 
+    user_id = sa.Column(sa.Integer, nullable=True, default=None, server_default=None)
+
+    __table_args__ = (
+        sa.Index("ix_deleted_alias_user_id_created_at", "user_id", "created_at"),
+    )
+
     @classmethod
     def create(cls, **kw):
         raise Exception("should use delete_alias(alias,user) instead")
diff --git a/migrations/versions/2024_110610_4882cc49dde9_preserve_user_id_on_alias_delete.py b/migrations/versions/2024_110610_4882cc49dde9_preserve_user_id_on_alias_delete.py
new file mode 100644
index 00000000..df68db15
--- /dev/null
+++ b/migrations/versions/2024_110610_4882cc49dde9_preserve_user_id_on_alias_delete.py
@@ -0,0 +1,28 @@
+"""Preserve user id on alias delete
+
+Revision ID: 4882cc49dde9
+Revises: 32f25cbf12f6
+Create Date: 2024-11-06 10:10:40.235991
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '4882cc49dde9'
+down_revision = '32f25cbf12f6'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.add_column('deleted_alias', sa.Column('user_id', sa.Integer(), server_default=None, nullable=True))
+    with op.get_context().autocommit_block():
+        op.create_index('ix_deleted_alias_user_id_created_at', 'deleted_alias', ['user_id', 'created_at'], unique=False, postgresql_concurrently=True)
+
+
+def downgrade():
+    with op.get_context().autocommit_block():
+        op.drop_index('ix_deleted_alias_user_id_created_at', table_name='deleted_alias')
+    op.drop_column('deleted_alias', 'user_id')
diff --git a/tests/test_alias_utils.py b/tests/test_alias_utils.py
index 507b507a..aef172dd 100644
--- a/tests/test_alias_utils.py
+++ b/tests/test_alias_utils.py
@@ -31,7 +31,9 @@ def test_delete_alias(flask_client):
 
     delete_alias(alias, user)
     assert Alias.get_by(email=alias.email) is None
-    assert DeletedAlias.get_by(email=alias.email)
+    deleted_alias = DeletedAlias.get_by(email=alias.email)
+    assert deleted_alias is not None
+    assert deleted_alias.user_id == user.id
 
 
 def test_delete_alias_already_in_trash(flask_client):