diff --git a/Documentation/Makefile b/Documentation/Makefile
index 5e65fa5c6ab7ea08c4c944600ab64bbc6e39d632..2ca77ad0f2388c24f5954bc328437c431476c202 100644
--- a/Documentation/Makefile
+++ b/Documentation/Makefile
@@ -97,6 +97,9 @@ endif # HAVE_SPHINX
 # The following targets are independent of HAVE_SPHINX, and the rules should
 # work or silently pass without Sphinx.
 
+refcheckdocs:
+	$(Q)cd $(srctree);scripts/documentation-file-ref-check
+
 cleandocs:
 	$(Q)rm -rf $(BUILDDIR)
 	$(Q)$(MAKE) BUILDDIR=$(abspath $(BUILDDIR)) $(build)=Documentation/media clean
@@ -109,6 +112,7 @@ dochelp:
 	@echo  '  epubdocs        - EPUB'
 	@echo  '  xmldocs         - XML'
 	@echo  '  linkcheckdocs   - check for broken external links (will connect to external hosts)'
+	@echo  '  refcheckdocs    - check for references to non-existing files under Documentation'
 	@echo  '  cleandocs       - clean all generated files'
 	@echo
 	@echo  '  make SPHINXDIRS="s1 s2" [target] Generate only docs of folder s1, s2'
diff --git a/Makefile b/Makefile
index bcb20d2c1eac2da2baa770957a5e81c7a31c0b06..11df924e160a6c90c006b69ae96c7b53a51e5ea1 100644
--- a/Makefile
+++ b/Makefile
@@ -1454,7 +1454,8 @@ $(help-board-dirs): help-%:
 
 # Documentation targets
 # ---------------------------------------------------------------------------
-DOC_TARGETS := xmldocs latexdocs pdfdocs htmldocs epubdocs cleandocs linkcheckdocs dochelp
+DOC_TARGETS := xmldocs latexdocs pdfdocs htmldocs epubdocs cleandocs \
+	       linkcheckdocs dochelp refcheckdocs
 PHONY += $(DOC_TARGETS)
 $(DOC_TARGETS): scripts_basic FORCE
 	$(Q)$(MAKE) $(build)=Documentation $@
diff --git a/scripts/documentation-file-ref-check b/scripts/documentation-file-ref-check
new file mode 100755
index 0000000000000000000000000000000000000000..bc1659900e891806d1066a098b484ba481b54932
--- /dev/null
+++ b/scripts/documentation-file-ref-check
@@ -0,0 +1,15 @@
+#!/bin/sh
+# Treewide grep for references to files under Documentation, and report
+# non-existing files in stderr.
+
+for f in $(git ls-files); do
+	for ref in $(grep -ho "Documentation/[A-Za-z0-9_.,~/*+-]*" "$f"); do
+		# presume trailing . and , are not part of the name
+		ref=${ref%%[.,]}
+
+		# use ls to handle wildcards
+		if ! ls $ref >/dev/null 2>&1; then
+			echo "$f: $ref" >&2
+		fi
+	done
+done