diff --git a/docs/reference/gtk/gtk4-sections.txt b/docs/reference/gtk/gtk4-sections.txt
index c61d9903d3..5fefc4d1da 100644
--- a/docs/reference/gtk/gtk4-sections.txt
+++ b/docs/reference/gtk/gtk4-sections.txt
@@ -446,6 +446,7 @@ gtk_single_selection_get_type
 <TITLE>GtkMultiSeledction</TITLE>
 GtkMultiSelection
 gtk_multi_selection_new
+gtk_multi_selection_get_model
 <SUBSECTION Private>
 gtk_multi_selection_get_type
 </SECTION>
diff --git a/gtk/gtkmultiselection.c b/gtk/gtkmultiselection.c
index 2610de03c7..e8bd0759ef 100644
--- a/gtk/gtkmultiselection.c
+++ b/gtk/gtkmultiselection.c
@@ -386,3 +386,19 @@ gtk_multi_selection_new (GListModel *model)
                        "model", model,
                        NULL);
 }
+
+/**
+ * gtk_multi_selection_get_model:
+ * @self: a #GtkMultiSelection
+ *
+ * Returns the underlying model of @self.
+ *
+ * Returns: (transfer none): the underlying model
+ */
+GListModel *
+gtk_multi_selection_get_model (GtkMultiSelection *self)
+{
+  g_return_val_if_fail (GTK_IS_MULTI_SELECTION (self), NULL);
+
+  return self->model;
+}
diff --git a/gtk/gtkmultiselection.h b/gtk/gtkmultiselection.h
index 2045e858ed..92074683c0 100644
--- a/gtk/gtkmultiselection.h
+++ b/gtk/gtkmultiselection.h
@@ -33,6 +33,8 @@ G_DECLARE_FINAL_TYPE (GtkMultiSelection, gtk_multi_selection, GTK, MULTI_SELECTI
 GDK_AVAILABLE_IN_ALL
 GListModel *    gtk_multi_selection_new                (GListModel           *model);
 
+GDK_AVAILABLE_IN_ALL
+GListModel *    gtk_multi_selection_get_model          (GtkMultiSelection    *self);
 
 G_END_DECLS