diff --git a/src/iso19111/io.cpp b/src/iso19111/io.cpp
index d4b3dcb04b..c59e21f48c 100644
--- a/src/iso19111/io.cpp
+++ b/src/iso19111/io.cpp
@@ -6424,6 +6424,30 @@ static BaseObjectNNPtr createFromUserInput(const std::string &text,
             }
             throw;
         }
+    } else if (tokens.size() == 3) {
+        // ESRI:103668+EPSG:5703 ... compound
+        auto tokensCenter = split(tokens[1], '+');
+        if (tokensCenter.size() == 2) {
+            if (!dbContext) {
+                throw ParsingException("no database context specified");
+            }
+            DatabaseContextNNPtr dbContextNNPtr(NN_NO_CHECK(dbContext));
+
+            const auto &authName1 = tokens[0];
+            const auto &code1 = tokensCenter[0];
+            const auto &authName2 = tokensCenter[1];
+            const auto &code2 = tokens[2];
+
+            auto factory1 = AuthorityFactory::create(dbContextNNPtr, authName1);
+            auto crs1 = factory1->createCoordinateReferenceSystem(code1, false);
+            auto factory2 = AuthorityFactory::create(dbContextNNPtr, authName2);
+            auto crs2 = factory2->createCoordinateReferenceSystem(code2, false);
+            return CompoundCRS::createLax(
+                util::PropertyMap().set(IdentifiedObject::NAME_KEY,
+                                        crs1->nameStr() + " + " +
+                                            crs2->nameStr()),
+                {crs1, crs2}, dbContext);
+        }
     }
 
     if (starts_with(text, "urn:ogc:def:crs,")) {
@@ -6803,6 +6827,7 @@ static BaseObjectNNPtr createFromUserInput(const std::string &text,
  * <li> OGC URN combining references for compound coordinate reference systems
  *      e.g. "urn:ogc:def:crs,crs:EPSG::2393,crs:EPSG::5717"
  *      We also accept a custom abbreviated syntax EPSG:2393+5717
+ *      or ESRI:103668+EPSG:5703
  * </li>
  * <li> OGC URN combining references for references for projected or derived
  * CRSs
diff --git a/test/unit/test_io.cpp b/test/unit/test_io.cpp
index cd880a3f22..b7081c2179 100644
--- a/test/unit/test_io.cpp
+++ b/test/unit/test_io.cpp
@@ -10307,6 +10307,8 @@ TEST(io, createFromUserInput) {
     EXPECT_THROW(createFromUserInput("+proj=unhandled +type=crs", nullptr),
                  ParsingException);
     EXPECT_THROW(createFromUserInput("EPSG:4326", nullptr), ParsingException);
+    EXPECT_THROW(createFromUserInput("ESRI:103668+EPSG:5703", nullptr),
+                 ParsingException);
     EXPECT_THROW(
         createFromUserInput("urn:ogc:def:unhandled:EPSG::4326", dbContext),
         ParsingException);
@@ -10386,6 +10388,26 @@ TEST(io, createFromUserInput) {
         EXPECT_EQ(crs->nameStr(),
                   "KKJ / Finland Uniform Coordinate System + N60 height");
     }
+
+    {
+        auto obj = createFromUserInput("EPSG:2393+EPSG:5717", dbContext);
+        auto crs = nn_dynamic_pointer_cast<CompoundCRS>(obj);
+        ASSERT_TRUE(crs != nullptr);
+        EXPECT_EQ(crs->nameStr(),
+                  "KKJ / Finland Uniform Coordinate System + N60 height");
+    }
+    {
+        auto obj = createFromUserInput("ESRI:103668+EPSG:5703", dbContext);
+        auto crs = nn_dynamic_pointer_cast<CompoundCRS>(obj);
+        ASSERT_TRUE(crs != nullptr);
+        EXPECT_EQ(crs->nameStr(),
+                  "NAD_1983_HARN_Adj_MN_Ramsey_Meters + NAVD88 height");
+    }
+    EXPECT_THROW(createFromUserInput("ESRI:42+EPSG:5703", dbContext),
+                 NoSuchAuthorityCodeException);
+    EXPECT_THROW(createFromUserInput("ESRI:103668+EPSG:999999", dbContext),
+                 NoSuchAuthorityCodeException);
+
     {
         auto obj = createFromUserInput(
             "urn:ogc:def:crs,crs:EPSG::2393,crs:EPSG::5717", dbContext);