diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/collect.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/collect.scala
index 8f6b80ebbe772..78814dea84b97 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/collect.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/collect.scala
@@ -382,7 +382,8 @@ case class ListAgg(
     inputAggBufferOffset: Int = 0)
   extends Collect[mutable.ArrayBuffer[Any]]
   with SupportsOrderingWithinGroup
-  with ImplicitCastInputTypes {
+  with ImplicitCastInputTypes
+  with AliasHelper {
 
   override def orderingFilled: Boolean = orderExpressions.nonEmpty
 
@@ -588,7 +589,8 @@ case class ListAgg(
     if (someOrder.isEmpty) {
       return true
     }
-    if (someOrder.size == 1 && someOrder.head.child.semanticEquals(child)) {
+    if (someOrder.size == 1 &&
+        trimAliases(someOrder.head.child).semanticEquals(trimAliases(child))) {
       return true
     }
     false
diff --git a/sql/core/src/test/resources/sql-tests/analyzer-results/listagg.sql.out b/sql/core/src/test/resources/sql-tests/analyzer-results/listagg.sql.out
index 146aa9ff6f521..9ef29a11f2600 100644
--- a/sql/core/src/test/resources/sql-tests/analyzer-results/listagg.sql.out
+++ b/sql/core/src/test/resources/sql-tests/analyzer-results/listagg.sql.out
@@ -702,3 +702,84 @@ org.apache.spark.sql.catalyst.ExtendedAnalysisException
     "inputType" : "\"TIMESTAMP\""
   }
 }
+
+
+-- !query
+SELECT listagg(DISTINCT v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string) FROM (SELECT parse_json('{"a": "x"}') v UNION ALL SELECT parse_json('{"a": "y"}') UNION ALL SELECT parse_json('{"a": "x"}'))
+-- !query analysis
+Aggregate [listagg(distinct cast(variant_get(v#x, $.a, VariantType, true, Some(America/Los_Angeles)) as string), ,, cast(variant_get(v#x, $.a, VariantType, true, Some(America/Los_Angeles)) as string) ASC NULLS FIRST, 0, 0) AS listagg(DISTINCT CAST(variant_get(v, $.a) AS a AS STRING), ,) WITHIN GROUP (ORDER BY CAST(variant_get(v, $.a) AS a AS STRING) ASC NULLS FIRST)#x]
++- SubqueryAlias __auto_generated_subquery_name
+   +- Union false, false
+      :- Union false, false
+      :  :- Project [parse_json({"a": "x"}, true) AS v#x]
+      :  :  +- OneRowRelation
+      :  +- Project [parse_json({"a": "y"}, true) AS parse_json({"a": "y"})#x]
+      :     +- OneRowRelation
+      +- Project [parse_json({"a": "x"}, true) AS parse_json({"a": "x"})#x]
+         +- OneRowRelation
+
+
+-- !query
+SELECT listagg(v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string) FROM (SELECT parse_json('{"a": "x"}') v UNION ALL SELECT parse_json('{"a": "y"}') UNION ALL SELECT parse_json('{"a": "x"}'))
+-- !query analysis
+Aggregate [listagg(cast(variant_get(v#x, $.a, VariantType, true, Some(America/Los_Angeles)) as string), ,, cast(variant_get(v#x, $.a, VariantType, true, Some(America/Los_Angeles)) as string) ASC NULLS FIRST, 0, 0) AS listagg(CAST(variant_get(v, $.a) AS a AS STRING), ,) WITHIN GROUP (ORDER BY CAST(variant_get(v, $.a) AS a AS STRING) ASC NULLS FIRST)#x]
++- SubqueryAlias __auto_generated_subquery_name
+   +- Union false, false
+      :- Union false, false
+      :  :- Project [parse_json({"a": "x"}, true) AS v#x]
+      :  :  +- OneRowRelation
+      :  +- Project [parse_json({"a": "y"}, true) AS parse_json({"a": "y"})#x]
+      :     +- OneRowRelation
+      +- Project [parse_json({"a": "x"}, true) AS parse_json({"a": "x"})#x]
+         +- OneRowRelation
+
+
+-- !query
+SELECT listagg(DISTINCT v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string DESC) FROM (SELECT parse_json('{"a": "x"}') v UNION ALL SELECT parse_json('{"a": "y"}') UNION ALL SELECT parse_json('{"a": "x"}'))
+-- !query analysis
+Aggregate [listagg(distinct cast(variant_get(v#x, $.a, VariantType, true, Some(America/Los_Angeles)) as string), ,, cast(variant_get(v#x, $.a, VariantType, true, Some(America/Los_Angeles)) as string) DESC NULLS LAST, 0, 0) AS listagg(DISTINCT CAST(variant_get(v, $.a) AS a AS STRING), ,) WITHIN GROUP (ORDER BY CAST(variant_get(v, $.a) AS a AS STRING) DESC NULLS LAST)#x]
++- SubqueryAlias __auto_generated_subquery_name
+   +- Union false, false
+      :- Union false, false
+      :  :- Project [parse_json({"a": "x"}, true) AS v#x]
+      :  :  +- OneRowRelation
+      :  +- Project [parse_json({"a": "y"}, true) AS parse_json({"a": "y"})#x]
+      :     +- OneRowRelation
+      +- Project [parse_json({"a": "x"}, true) AS parse_json({"a": "x"})#x]
+         +- OneRowRelation
+
+
+-- !query
+SELECT listagg(DISTINCT v:a.b::string, ',') WITHIN GROUP (ORDER BY v:a.b::string) FROM (SELECT parse_json('{"a": {"b": "x"}}') v UNION ALL SELECT parse_json('{"a": {"b": "y"}}') UNION ALL SELECT parse_json('{"a": {"b": "x"}}'))
+-- !query analysis
+Aggregate [listagg(distinct cast(variant_get(v#x, $.a.b, VariantType, true, Some(America/Los_Angeles)) as string), ,, cast(variant_get(v#x, $.a.b, VariantType, true, Some(America/Los_Angeles)) as string) ASC NULLS FIRST, 0, 0) AS listagg(DISTINCT CAST(variant_get(v, $.a.b) AS b AS STRING), ,) WITHIN GROUP (ORDER BY CAST(variant_get(v, $.a.b) AS b AS STRING) ASC NULLS FIRST)#x]
++- SubqueryAlias __auto_generated_subquery_name
+   +- Union false, false
+      :- Union false, false
+      :  :- Project [parse_json({"a": {"b": "x"}}, true) AS v#x]
+      :  :  +- OneRowRelation
+      :  +- Project [parse_json({"a": {"b": "y"}}, true) AS parse_json({"a": {"b": "y"}})#x]
+      :     +- OneRowRelation
+      +- Project [parse_json({"a": {"b": "x"}}, true) AS parse_json({"a": {"b": "x"}})#x]
+         +- OneRowRelation
+
+
+-- !query
+SELECT grp, listagg(DISTINCT v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string) FROM (SELECT 1 grp, parse_json('{"a": "x"}') v UNION ALL SELECT 1, parse_json('{"a": "y"}') UNION ALL SELECT 2, parse_json('{"a": "x"}') UNION ALL SELECT 2, parse_json('{"a": "x"}') UNION ALL SELECT 1, parse_json('{"a": "x"}')) GROUP BY grp
+-- !query analysis
+Aggregate [grp#x], [grp#x, listagg(distinct cast(variant_get(v#x, $.a, VariantType, true, Some(America/Los_Angeles)) as string), ,, cast(variant_get(v#x, $.a, VariantType, true, Some(America/Los_Angeles)) as string) ASC NULLS FIRST, 0, 0) AS listagg(DISTINCT CAST(variant_get(v, $.a) AS a AS STRING), ,) WITHIN GROUP (ORDER BY CAST(variant_get(v, $.a) AS a AS STRING) ASC NULLS FIRST)#x]
++- SubqueryAlias __auto_generated_subquery_name
+   +- Union false, false
+      :- Union false, false
+      :  :- Union false, false
+      :  :  :- Union false, false
+      :  :  :  :- Project [1 AS grp#x, parse_json({"a": "x"}, true) AS v#x]
+      :  :  :  :  +- OneRowRelation
+      :  :  :  +- Project [1 AS 1#x, parse_json({"a": "y"}, true) AS parse_json({"a": "y"})#x]
+      :  :  :     +- OneRowRelation
+      :  :  +- Project [2 AS 2#x, parse_json({"a": "x"}, true) AS parse_json({"a": "x"})#x]
+      :  :     +- OneRowRelation
+      :  +- Project [2 AS 2#x, parse_json({"a": "x"}, true) AS parse_json({"a": "x"})#x]
+      :     +- OneRowRelation
+      +- Project [1 AS 1#x, parse_json({"a": "x"}, true) AS parse_json({"a": "x"})#x]
+         +- OneRowRelation
diff --git a/sql/core/src/test/resources/sql-tests/inputs/listagg.sql b/sql/core/src/test/resources/sql-tests/inputs/listagg.sql
index 3a7401893aaaf..5894e4ae5619a 100644
--- a/sql/core/src/test/resources/sql-tests/inputs/listagg.sql
+++ b/sql/core/src/test/resources/sql-tests/inputs/listagg.sql
@@ -61,3 +61,15 @@ SELECT listagg(DISTINCT col1) WITHIN GROUP (ORDER BY col1, col2) FROM df;
 SELECT listagg(DISTINCT col, ',') WITHIN GROUP (ORDER BY col) FROM VALUES (cast(1.1 as double)), (cast(2.2 as double)), (cast(2.2 as double)), (cast(3.3 as double)) AS t(col);
 SELECT listagg(DISTINCT col, ',') WITHIN GROUP (ORDER BY col) FROM VALUES (cast(1.0 as float)), (cast(2.0 as float)), (cast(2.0 as float)) AS t(col);
 SELECT listagg(DISTINCT col, ',') WITHIN GROUP (ORDER BY col) FROM VALUES (TIMESTAMP'2024-01-01 10:00:00'), (TIMESTAMP'2024-01-02 12:00:00'), (TIMESTAMP'2024-01-01 10:00:00') AS t(col);
+
+-- LISTAGG with semi-structured extract (parser wraps v:a in Alias with fresh ExprId)
+-- Tests that isOrderCompatible strips Alias wrappers before comparing via semanticEquals
+SELECT listagg(DISTINCT v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string) FROM (SELECT parse_json('{"a": "x"}') v UNION ALL SELECT parse_json('{"a": "y"}') UNION ALL SELECT parse_json('{"a": "x"}'));
+-- Semi-structured extract without DISTINCT
+SELECT listagg(v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string) FROM (SELECT parse_json('{"a": "x"}') v UNION ALL SELECT parse_json('{"a": "y"}') UNION ALL SELECT parse_json('{"a": "x"}'));
+-- Semi-structured extract with DESC ordering
+SELECT listagg(DISTINCT v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string DESC) FROM (SELECT parse_json('{"a": "x"}') v UNION ALL SELECT parse_json('{"a": "y"}') UNION ALL SELECT parse_json('{"a": "x"}'));
+-- Semi-structured extract with nested path
+SELECT listagg(DISTINCT v:a.b::string, ',') WITHIN GROUP (ORDER BY v:a.b::string) FROM (SELECT parse_json('{"a": {"b": "x"}}') v UNION ALL SELECT parse_json('{"a": {"b": "y"}}') UNION ALL SELECT parse_json('{"a": {"b": "x"}}'));
+-- Semi-structured extract with GROUP BY
+SELECT grp, listagg(DISTINCT v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string) FROM (SELECT 1 grp, parse_json('{"a": "x"}') v UNION ALL SELECT 1, parse_json('{"a": "y"}') UNION ALL SELECT 2, parse_json('{"a": "x"}') UNION ALL SELECT 2, parse_json('{"a": "x"}') UNION ALL SELECT 1, parse_json('{"a": "x"}')) GROUP BY grp;
diff --git a/sql/core/src/test/resources/sql-tests/results/listagg.sql.out b/sql/core/src/test/resources/sql-tests/results/listagg.sql.out
index ca387fe70fa13..fcebb949cc3ee 100644
--- a/sql/core/src/test/resources/sql-tests/results/listagg.sql.out
+++ b/sql/core/src/test/resources/sql-tests/results/listagg.sql.out
@@ -563,3 +563,44 @@ org.apache.spark.sql.catalyst.ExtendedAnalysisException
     "inputType" : "\"TIMESTAMP\""
   }
 }
+
+
+-- !query
+SELECT listagg(DISTINCT v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string) FROM (SELECT parse_json('{"a": "x"}') v UNION ALL SELECT parse_json('{"a": "y"}') UNION ALL SELECT parse_json('{"a": "x"}'))
+-- !query schema
+struct<listagg(DISTINCT CAST(variant_get(v, $.a) AS a AS STRING), ,) WITHIN GROUP (ORDER BY CAST(variant_get(v, $.a) AS a AS STRING) ASC NULLS FIRST):string>
+-- !query output
+x,y
+
+
+-- !query
+SELECT listagg(v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string) FROM (SELECT parse_json('{"a": "x"}') v UNION ALL SELECT parse_json('{"a": "y"}') UNION ALL SELECT parse_json('{"a": "x"}'))
+-- !query schema
+struct<listagg(CAST(variant_get(v, $.a) AS a AS STRING), ,) WITHIN GROUP (ORDER BY CAST(variant_get(v, $.a) AS a AS STRING) ASC NULLS FIRST):string>
+-- !query output
+x,x,y
+
+
+-- !query
+SELECT listagg(DISTINCT v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string DESC) FROM (SELECT parse_json('{"a": "x"}') v UNION ALL SELECT parse_json('{"a": "y"}') UNION ALL SELECT parse_json('{"a": "x"}'))
+-- !query schema
+struct<listagg(DISTINCT CAST(variant_get(v, $.a) AS a AS STRING), ,) WITHIN GROUP (ORDER BY CAST(variant_get(v, $.a) AS a AS STRING) DESC NULLS LAST):string>
+-- !query output
+y,x
+
+
+-- !query
+SELECT listagg(DISTINCT v:a.b::string, ',') WITHIN GROUP (ORDER BY v:a.b::string) FROM (SELECT parse_json('{"a": {"b": "x"}}') v UNION ALL SELECT parse_json('{"a": {"b": "y"}}') UNION ALL SELECT parse_json('{"a": {"b": "x"}}'))
+-- !query schema
+struct<listagg(DISTINCT CAST(variant_get(v, $.a.b) AS b AS STRING), ,) WITHIN GROUP (ORDER BY CAST(variant_get(v, $.a.b) AS b AS STRING) ASC NULLS FIRST):string>
+-- !query output
+x,y
+
+
+-- !query
+SELECT grp, listagg(DISTINCT v:a::string, ',') WITHIN GROUP (ORDER BY v:a::string) FROM (SELECT 1 grp, parse_json('{"a": "x"}') v UNION ALL SELECT 1, parse_json('{"a": "y"}') UNION ALL SELECT 2, parse_json('{"a": "x"}') UNION ALL SELECT 2, parse_json('{"a": "x"}') UNION ALL SELECT 1, parse_json('{"a": "x"}')) GROUP BY grp
+-- !query schema
+struct<grp:int,listagg(DISTINCT CAST(variant_get(v, $.a) AS a AS STRING), ,) WITHIN GROUP (ORDER BY CAST(variant_get(v, $.a) AS a AS STRING) ASC NULLS FIRST):string>
+-- !query output
+1	x,y
+2	x