diff --git a/icu4c/source/test/testdata/DataDrivenCollationTest.txt b/icu4c/source/test/testdata/DataDrivenCollationTest.txt
index 701f4134085..4a308b248b2 100644
--- a/icu4c/source/test/testdata/DataDrivenCollationTest.txt
+++ b/icu4c/source/test/testdata/DataDrivenCollationTest.txt
@@ -204,32 +204,32 @@
                 "HAANDV\u00c6RKSBANKEN<"
                 "karl<"
                 "Karl<"
-                "NIELS\\ J\u00d8RGEN<"
+                "'NIELS J\u00d8RGEN'<"
                 "NIELS-J\u00d8RGEN<"
                 "NIELSEN<"
-                "R\u00c9E,\\ A<"
-                "REE,\\ B<"
-                "R\u00c9E,\\ L<"
-                "REE,\\ V<"
-                "SCHYTT,\\ B<"
-                "SCHYTT,\\ H<"
-                "SCH\u00dcTT,\\ H<"
-                "SCHYTT,\\ L<"
-                "SCH\u00dcTT,\\ M<"
+                "'R\u00c9E, A'<"
+                "'REE, B'<"
+                "'R\u00c9E, L'<"
+                "'REE, V'<"
+                "'SCHYTT, B'<"
+                "'SCHYTT, H'<"
+                "'SCH\u00dcTT, H'<"
+                "'SCHYTT, L'<"
+                "'SCH\u00dcTT, M'<"
                 "SS<"
                 "\u00df<"
                 "SSA<"
-                "STORE\\ VILDMOSE<"
+                "'STORE VILDMOSE'<"
                 "STOREK\u00c6R0<"
-                "STORM\\ PETERSEN<"
+                "'STORM PETERSEN'<"
                 "STORMLY<"
                 "THORVALD<"
                 "THORVARDUR<"
                 "THYGESEN<"
                 "\u00feORVAR\u00d0UR<"
-                "VESTERG\u00c5RD,\\ A<"
-                "VESTERGAARD,\\ A<"
-                "VESTERG\u00c5RD,\\ B<"
+                "'VESTERG\u00c5RD, A'<"
+                "'VESTERGAARD, A'<"
+                "'VESTERG\u00c5RD, B'<"
                 "\u00c6BLE<"
                 "\u00c4BLE<"
                 "\u00d8BERG<"