diff --git a/libs/ardour/ardour/playlist.h b/libs/ardour/ardour/playlist.h
index f21c1343fc..6c67b4de80 100644
--- a/libs/ardour/ardour/playlist.h
+++ b/libs/ardour/ardour/playlist.h
@@ -152,8 +152,6 @@ public:
 	void add_region (boost::shared_ptr<Region>, samplepos_t position, float times = 1, bool auto_partition = false, int32_t sub_num = 0, double quarter_note = 0.0, bool for_music = false);
 	void remove_region (boost::shared_ptr<Region>);
 	void get_equivalent_regions (boost::shared_ptr<Region>, std::vector<boost::shared_ptr<Region> >&);
-	void get_region_list_equivalent_regions (boost::shared_ptr<Region>, std::vector<boost::shared_ptr<Region> >&);
-	void get_source_equivalent_regions (boost::shared_ptr<Region>, std::vector<boost::shared_ptr<Region> >&);
 	void replace_region (boost::shared_ptr<Region> old, boost::shared_ptr<Region> newr, samplepos_t pos);
 	void split_region (boost::shared_ptr<Region>, const MusicSample& position);
 	void split (const MusicSample& at);
diff --git a/libs/ardour/ardour/region.h b/libs/ardour/ardour/region.h
index 13ef065b70..2ad1be7a8d 100644
--- a/libs/ardour/ardour/region.h
+++ b/libs/ardour/ardour/region.h
@@ -214,7 +214,6 @@ public:
 	bool overlap_equivalent (boost::shared_ptr<const Region>) const;
 	bool enclosed_equivalent (boost::shared_ptr<const Region>) const;
 	bool layer_and_time_equivalent (boost::shared_ptr<const Region>) const;
-	bool region_list_equivalent (boost::shared_ptr<const Region>) const;
 	bool source_equivalent (boost::shared_ptr<const Region>) const;
 	bool any_source_equivalent (boost::shared_ptr<const Region>) const;
 	bool uses_source (boost::shared_ptr<const Source>, bool shallow = false) const;
diff --git a/libs/ardour/playlist.cc b/libs/ardour/playlist.cc
index 14bbed0203..49d5f2c619 100644
--- a/libs/ardour/playlist.cc
+++ b/libs/ardour/playlist.cc
@@ -951,26 +951,6 @@ Playlist::get_equivalent_regions (boost::shared_ptr<Region> other, vector<boost:
 	}
 }
 
-void
-Playlist::get_region_list_equivalent_regions (boost::shared_ptr<Region> other, vector<boost::shared_ptr<Region> >& results)
-{
-	for (RegionList::iterator i = regions.begin (); i != regions.end (); ++i) {
-		if ((*i) && (*i)->region_list_equivalent (other)) {
-			results.push_back (*i);
-		}
-	}
-}
-
-void
-Playlist::get_source_equivalent_regions (boost::shared_ptr<Region> other, vector<boost::shared_ptr<Region> >& results)
-{
-	for (RegionList::iterator i = regions.begin (); i != regions.end (); ++i) {
-		if ((*i) && (*i)->any_source_equivalent (other)) {
-			results.push_back (*i);
-		}
-	}
-}
-
 void
 Playlist::partition (samplepos_t start, samplepos_t end, bool cut)
 {
diff --git a/libs/ardour/region.cc b/libs/ardour/region.cc
index bf09ea14f8..bda7821163 100644
--- a/libs/ardour/region.cc
+++ b/libs/ardour/region.cc
@@ -1549,12 +1549,6 @@ Region::size_equivalent (boost::shared_ptr<const Region> other) const
 		_length == other->_length;
 }
 
-bool
-Region::region_list_equivalent (boost::shared_ptr<const Region> other) const
-{
-	return size_equivalent (other) && source_equivalent (other) && _name == other->_name;
-}
-
 void
 Region::source_deleted (boost::weak_ptr<Source>)
 {
diff --git a/libs/ardour/session_playlists.cc b/libs/ardour/session_playlists.cc
index bbcece4d02..122bc8a0f4 100644
--- a/libs/ardour/session_playlists.cc
+++ b/libs/ardour/session_playlists.cc
@@ -336,13 +336,6 @@ SessionPlaylists::destroy_region (boost::shared_ptr<Region> r)
 	}
 }
 
-void
-SessionPlaylists::find_equivalent_playlist_regions (boost::shared_ptr<Region> region, vector<boost::shared_ptr<Region> >& result)
-{
-	for (List::iterator i = playlists.begin(); i != playlists.end(); ++i)
-		(*i)->get_region_list_equivalent_regions (region, result);
-}
-
 /** Return the number of playlists (not regions) that contain @a src
  *  Important: this counts usage in both used and not-used playlists.
  */