diff --git a/apis_ontology/filtersets.py b/apis_ontology/filtersets.py
index d00868e..c039b2c 100644
--- a/apis_ontology/filtersets.py
+++ b/apis_ontology/filtersets.py
@@ -5,7 +5,10 @@
 from django.db import models
 import unicodedata
 
-from apis_core.apis_entities.filtersets import AbstractEntityFilterSet
+from apis_core.apis_entities.filtersets import (
+    AbstractEntityFilterSet,
+    ABSTRACT_ENTITY_FILTERS_EXCLUDE,
+)
 from apis_core.collections.models import SkosCollection, SkosCollectionContentObject
 from django.contrib.contenttypes.models import ContentType
 
@@ -19,6 +22,8 @@
 # helpers
 #########
 
+ABSTRACT_ENTITY_FILTERS_EXCLUDE += ["alternative_names"]
+
 
 def remove_quotes(token):
     return token.strip('"')
diff --git a/apis_ontology/migrations/0044_person_alternative_names_new_and_more.py b/apis_ontology/migrations/0044_person_alternative_names_new_and_more.py
new file mode 100644
index 0000000..d0a1356
--- /dev/null
+++ b/apis_ontology/migrations/0044_person_alternative_names_new_and_more.py
@@ -0,0 +1,71 @@
+# Generated by Django 5.1.4 on 2024-12-06 08:35
+
+import django_json_editor_field.fields
+from django.db import migrations
+import json
+
+
+def convert_alternative_names(apps, schema_editor):
+    """Convert alternative_names string field to JSON field alternative_names_new"""
+    Person = apps.get_model("apis_ontology", "Person")
+
+    for person in Person.objects.all():
+        if person.alternative_names:
+            # Split on newlines and filter out empty strings
+            names = [
+                {"art": "", "end": "", "name": name.strip(), "start": ""}
+                for name in person.alternative_names.split("\n")
+                if name.strip()
+            ]
+            # Convert to JSON format
+            person.alternative_names_new = names
+            person.save()
+
+
+def reverse_convert(apps, schema_editor):
+    """Reverse operation: convert JSON back to newline-separated string"""
+    Person = apps.get_model("apis_ontology", "Person")
+
+    for person in Person.objects.all():
+        if person.alternative_names_new:
+            names = json.loads(person.alternative_names_new)
+            person.alternative_names = "\n".join(names)
+            person.save()
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("apis_ontology", "0043_fandstattin_versionfandstattin"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="person",
+            name="alternative_names_new",
+            field=django_json_editor_field.fields.JSONEditorField(null=True),
+        ),
+        migrations.AddField(
+            model_name="versionperson",
+            name="alternative_names_new",
+            field=django_json_editor_field.fields.JSONEditorField(null=True),
+        ),
+        migrations.RunPython(convert_alternative_names, reverse_code=reverse_convert),
+        migrations.RemoveField(
+            model_name="person",
+            name="alternative_names",
+        ),
+        migrations.RemoveField(
+            model_name="versionperson",
+            name="alternative_names",
+        ),
+        migrations.RenameField(
+            model_name="person",
+            old_name="alternative_names_new",
+            new_name="alternative_names",
+        ),
+        migrations.RenameField(
+            model_name="versionperson",
+            old_name="alternative_names_new",
+            new_name="alternative_names",
+        ),
+    ]
diff --git a/apis_ontology/models.py b/apis_ontology/models.py
index f132932..cc84f2d 100644
--- a/apis_ontology/models.py
+++ b/apis_ontology/models.py
@@ -11,7 +11,7 @@
 from apis_core.generic.abc import GenericModel
 from apis_core.apis_entities.abc import E53_Place
 from apis_core.history.models import VersionMixin
-from apis_core.utils.fields import NewlineSeparatedListField
+from django_json_editor_field.fields import JSONEditorField
 
 from auditlog.registry import auditlog
 
@@ -171,9 +171,62 @@ class Person(
     )
     references = models.TextField(blank=True, null=True)
     notes = models.TextField(blank=True, null=True, verbose_name=_("Notes"))
-    alternative_names = NewlineSeparatedListField(
-        blank=True, verbose_name=_("Alternative Names")
-    )
+    schema = {
+        "title": "Alternative Names",
+        "type": "array",
+        "format": "table",
+        "items": {
+            "type": "object",
+            "properties": {
+                "name": {
+                    "type": "string",
+                    "pattern": "^.+$",
+                    "options": {
+                        "inputAttributes": {
+                            "required": True,
+                        },
+                    },
+                },
+                "art": {"type": "string", "enum": ["", "Ehename", "Pseudonym"]},
+                "start": {
+                    "type": "string",
+                    "pattern": "^$|^\d\d\d\d$",
+                    "options": {
+                        "inputAttributes": {
+                            "placeholder": "YYYY",
+                        },
+                        "containerAttributes": {
+                            "class": "yearinput",
+                        },
+                    },
+                },
+                "end": {
+                    "type": "string",
+                    "pattern": "^$|^\d\d\d\d$",
+                    "options": {
+                        "inputAttributes": {
+                            "placeholder": "YYYY",
+                        },
+                        "containerAttributes": {
+                            "class": "yearinput",
+                        },
+                    },
+                },
+            },
+        },
+    }
+    options = {
+            "theme": "bootstrap4",
+            "disable_collapse": True,
+            "disable_edit_json": True,
+            "disable_properties": True,
+            "disable_array_reorder": True,
+            "disable_array_delete_last_row": True,
+            "disable_array_delete_all_rows": True,
+            "prompt_before_delete": False,
+    }
+
+    alternative_names = JSONEditorField(schema=schema, options=options)
 
     # texts
     # "ÖBL Haupttext"