diff --git a/src/bin/elementary/test_separator.c b/src/bin/elementary/test_separator.c
index 00d9985c42..40aff1947c 100644
--- a/src/bin/elementary/test_separator.c
+++ b/src/bin/elementary/test_separator.c
@@ -28,7 +28,7 @@ test_separator(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event
    evas_object_show(bt);
 
    sp = elm_separator_add(win);
-   elm_separator_horizontal_set(sp, EINA_TRUE); // by default, separator is vertical, we must set it horizontal
+   efl_orientation_set(sp, EFL_ORIENT_HORIZONTAL);
    elm_box_pack_end(bx, sp);
    evas_object_show(sp);
 
@@ -54,7 +54,7 @@ test_separator(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event
    evas_object_show(bt);
 
    sp = elm_separator_add(win);
-   elm_separator_horizontal_set(sp, EINA_TRUE);
+   efl_orientation_set(sp, EFL_ORIENT_HORIZONTAL);
    elm_box_pack_end(bx, sp);
    evas_object_show(sp);
 
diff --git a/src/lib/elementary/elm_separator.c b/src/lib/elementary/elm_separator.c
index 2e940d9784..6c5ca2fb2e 100644
--- a/src/lib/elementary/elm_separator.c
+++ b/src/lib/elementary/elm_separator.c
@@ -21,7 +21,7 @@ _elm_separator_elm_widget_theme_apply(Eo *obj, Elm_Separator_Data *sd EINA_UNUSE
    Eina_Bool int_ret = EINA_FALSE;
    ELM_LAYOUT_DATA_GET(obj, ld);
 
-   if (sd->horizontal)
+   if (sd->orientation == EFL_ORIENT_HORIZONTAL)
      eina_stringshare_replace(&ld->group, "horizontal");
    else
      eina_stringshare_replace(&ld->group, "vertical");
@@ -51,6 +51,8 @@ _elm_separator_evas_object_smart_add(Eo *obj, Elm_Separator_Data *sd EINA_UNUSED
    elm_widget_sub_object_parent_add(obj);
    elm_widget_can_focus_set(obj, EINA_FALSE);
 
+   sd->orientation = EFL_ORIENT_VERTICAL;
+
    if (!elm_layout_theme_set
        (obj, "separator", "vertical", elm_widget_style_get(obj)))
      CRI("Failed to set layout!");
@@ -66,6 +68,32 @@ elm_separator_add(Evas_Object *parent)
    return obj;
 }
 
+EAPI void
+elm_separator_horizontal_set(Evas_Object *obj, Eina_Bool horizontal)
+{
+   Efl_Orient orient;
+
+   if (horizontal)
+     orient = EFL_ORIENT_HORIZONTAL;
+   else
+     orient = EFL_ORIENT_VERTICAL;
+
+   if (orient == efl_orientation_get(obj)) return;
+
+   efl_orientation_set(obj, orient);
+}
+
+EAPI Eina_Bool
+elm_separator_horizontal_get(const Evas_Object *obj)
+{
+   ELM_SEPARATOR_DATA_GET_OR_RETURN_VAL(obj, sd, EINA_FALSE);
+
+   if (sd->orientation == EFL_ORIENT_VERTICAL)
+     return EINA_FALSE;
+   else
+     return EINA_TRUE;
+}
+
 EOLIAN static Eo *
 _elm_separator_eo_base_constructor(Eo *obj, Elm_Separator_Data *sd EINA_UNUSED)
 {
@@ -77,20 +105,23 @@ _elm_separator_eo_base_constructor(Eo *obj, Elm_Separator_Data *sd EINA_UNUSED)
 }
 
 EOLIAN static void
-_elm_separator_horizontal_set(Eo *obj, Elm_Separator_Data *sd, Eina_Bool horizontal)
+_elm_separator_efl_orientation_orientation_set(Eo *obj, Elm_Separator_Data *sd, Efl_Orient dir)
 {
-   horizontal = !!horizontal;
-   if (sd->horizontal == horizontal) return;
+   if (dir != EFL_ORIENT_VERTICAL &&
+       dir != EFL_ORIENT_HORIZONTAL)
+     return;
 
-   sd->horizontal = horizontal;
+   if (sd->orientation == dir) return;
+
+   sd->orientation = dir;
 
    elm_obj_widget_theme_apply(obj);
 }
 
-EOLIAN static Eina_Bool
-_elm_separator_horizontal_get(Eo *obj EINA_UNUSED, Elm_Separator_Data *sd)
+EOLIAN static Efl_Orient
+_elm_separator_efl_orientation_orientation_get(Eo *obj EINA_UNUSED, Elm_Separator_Data *sd)
 {
-   return sd->horizontal;
+   return sd->orientation;
 }
 
 EOLIAN static Eina_Bool
diff --git a/src/lib/elementary/elm_separator.eo b/src/lib/elementary/elm_separator.eo
index c190c20e90..a0cbf516d1 100644
--- a/src/lib/elementary/elm_separator.eo
+++ b/src/lib/elementary/elm_separator.eo
@@ -1,20 +1,7 @@
-class Elm.Separator (Elm.Layout)
+class Elm.Separator (Elm.Layout, Efl.Orientation)
 {
    legacy_prefix: elm_separator;
    eo_prefix: elm_obj_separator;
-   methods {
-      @property horizontal {
-         set {
-            [[Set the horizontal mode of a separator object]]
-         }
-         get {
-            [[Get the horizontal mode of a separator object]]
-         }
-         values {
-            horizontal: bool; [[If true, the separator is horizontal]]
-         }
-      }
-   }
    implements {
       class.constructor;
       Eo.Base.constructor;
@@ -22,6 +9,7 @@ class Elm.Separator (Elm.Layout)
       Elm.Widget.focus_next_manager_is;
       Elm.Widget.focus_direction_manager_is;
       Elm.Widget.theme_apply;
+      Efl.Orientation.orientation;
       Elm.Layout.sizing_eval;
    }
 
diff --git a/src/lib/elementary/elm_separator_legacy.h b/src/lib/elementary/elm_separator_legacy.h
index 82cf44ee0b..6581d53f2d 100644
--- a/src/lib/elementary/elm_separator_legacy.h
+++ b/src/lib/elementary/elm_separator_legacy.h
@@ -9,4 +9,22 @@
  */
 EAPI Evas_Object *elm_separator_add(Evas_Object *parent);
 
-#include "elm_separator.eo.legacy.h"
\ No newline at end of file
+/**
+ * @brief Set the horizontal mode of a separator object
+ *
+ * @param[in] horizontal If true, the separator is horizontal
+ *
+ * @ingroup Elm_Separator
+ */
+EAPI void elm_separator_horizontal_set(Evas_Object *obj, Eina_Bool horizontal);
+
+/**
+ * @brief Get the horizontal mode of a separator object
+ *
+ * @return If true, the separator is horizontal
+ *
+ * @ingroup Elm_Separator
+ */
+EAPI Eina_Bool elm_separator_horizontal_get(const Evas_Object *obj);
+
+#include "elm_separator.eo.legacy.h"
diff --git a/src/lib/elementary/elm_widget_separator.h b/src/lib/elementary/elm_widget_separator.h
index 9d9af33bb0..2b0d44c96a 100644
--- a/src/lib/elementary/elm_widget_separator.h
+++ b/src/lib/elementary/elm_widget_separator.h
@@ -26,7 +26,7 @@
 typedef struct _Elm_Separator_Data Elm_Separator_Data;
 struct _Elm_Separator_Data
 {
-   Eina_Bool             horizontal : 1;
+   Efl_Orient  orientation;
 };
 
 /**