diff --git a/tools/import-normalizer/config.py b/tools/import-normalizer/config.py
index 180fe06c..d789a2af 100644
--- a/tools/import-normalizer/config.py
+++ b/tools/import-normalizer/config.py
@@ -98,3 +98,30 @@ KNOWN_LAST_NAMES = [
     "de Gruyter", "Dieckmann", "Gruber", "Müller", "Wolff", "Cram",
 ]
 FUZZY_SUGGEST_THRESHOLD = 0.82  # difflib ratio; suggestions only, never auto-applied
+
+# --- Name classification (unresolved-name review) ---
+# Relational reference terms — a sender/receiver named by relation, not a proper name.
+RELATIONAL_TERMS = {
+    "tante", "onkel", "mutter", "vater", "oma", "opa", "großmutter", "grossmutter",
+    "großvater", "grossvater", "schwester", "bruder", "cousin", "cousine", "kusine",
+    "neffe", "nichte", "tochter", "sohn", "schwager", "schwägerin", "schwiegermutter",
+    "schwiegervater", "enkel", "enkelin", "vetter", "base", "witwe", "witwer",
+}
+# Collective/group terms — not a single person. Matched against alpha-only word tokens
+# (so "Fam.Cram" -> ["fam","cram"] matches "fam"), NOT as substrings/prefixes.
+COLLECTIVE_TERMS = {
+    "familie", "fam", "kinder", "eltern", "geschwister", "großeltern",
+    "grosseltern", "alle", "diverse", "div", "gebrüder", "gebr",
+}
+# Markers of an unknown/illegible name (the literal "?" is handled separately in code).
+# All long enough to be safe as SUBSTRING matches — do NOT add short tokens like "nn"
+# (it occurs inside real names: Hanni, Johanna, Anna).
+UNKNOWN_NAME_MARKERS = {"unbekannt", "unbek", "unleserlich", "unklar", "unsicher"}
+# A name-column value longer than this (chars) is treated as prose/description, not a name.
+PROSE_MAX_LEN = 40
+# Common given names that may appear in two-given-name pairs (e.g. "Ella Anita") but are not
+# in the family register. Only used to detect AMBIGUOUS_PAIR — extend as review surfaces more.
+EXTRA_GIVEN_NAMES = {
+    "ella", "anita", "kurt", "georg", "hanni", "mieze", "ellen", "leni", "klara",
+    "margret", "gustava", "emmy", "minna", "sophie", "helga", "raymonde", "augusta",
+}
diff --git a/tools/import-normalizer/tests/test_config.py b/tools/import-normalizer/tests/test_config.py
index 6384df41..a88917d9 100644
--- a/tools/import-normalizer/tests/test_config.py
+++ b/tools/import-normalizer/tests/test_config.py
@@ -11,3 +11,10 @@ def test_header_maps_cover_required_fields():
 def test_feast_tables_present():
     assert config.MOVABLE_FEASTS["pfingsten"] == 49
     assert config.SEASON_MONTHS["herbst"] == 10
+
+def test_name_classification_tables():
+    assert "tante" in config.RELATIONAL_TERMS
+    assert "familie" in config.COLLECTIVE_TERMS
+    assert "unbekannt" in config.UNKNOWN_NAME_MARKERS
+    assert config.PROSE_MAX_LEN >= 30
+    assert "anita" in config.EXTRA_GIVEN_NAMES