diff --git a/Lib/ufo2ft/outlineCompiler.py b/Lib/ufo2ft/outlineCompiler.py
index e46f44a5..aa17db48 100644
--- a/Lib/ufo2ft/outlineCompiler.py
+++ b/Lib/ufo2ft/outlineCompiler.py
@@ -407,7 +407,7 @@ def setupTable_name(self):
         preferredSubfamilyName = getAttrWithFallback(
             font.info, "openTypeNamePreferredSubfamilyName"
         )
-        fullName = f"{preferredFamilyName} {preferredSubfamilyName}"
+        fullName = f"{preferredFamilyName} {preferredSubfamilyName}".strip()
 
         nameVals = {
             0: getAttrWithFallback(font.info, "copyright"),
diff --git a/tests/outlineCompiler_test.py b/tests/outlineCompiler_test.py
index 6a0e702a..c6e1786d 100644
--- a/tests/outlineCompiler_test.py
+++ b/tests/outlineCompiler_test.py
@@ -312,6 +312,16 @@ def test_setupTable_name(self, quadufo):
         actual = compiler.otf["name"].getName(1, 3, 1, 1033).string
         assert actual == "Custom Name for Windows"
 
+    def test_setupTable_name_empty_styleName(self, quadufo):
+        """nameID=4 (full name) should not have trailing space when styleName is empty."""
+        quadufo.info.styleName = ""
+        quadufo.info.styleMapFamilyName = None
+        quadufo.info.openTypeNamePreferredSubfamilyName = None
+        compiler = OutlineTTFCompiler(quadufo)
+        compiler.compile()
+        fullName = compiler.otf["name"].getName(4, 3, 1, 1033).string
+        assert fullName == fullName.strip()
+
     def test_post_underline_without_public_key(self, quadufo):
         compiler = OutlineTTFCompiler(quadufo)
         compiler.compile()