diff --git a/datafusion/functions/src/unicode/translate.rs b/datafusion/functions/src/unicode/translate.rs
index 376311d9d3f46..f97c0ed5c2990 100644
--- a/datafusion/functions/src/unicode/translate.rs
+++ b/datafusion/functions/src/unicode/translate.rs
@@ -170,7 +170,8 @@ where
                 // Build from_map using reusable buffer
                 from_graphemes.extend(from.graphemes(true));
                 for (index, c) in from_graphemes.iter().enumerate() {
-                    from_map.insert(*c, index);
+                    // Ignore characters that already exist in from_map, else insert
+                    from_map.entry(*c).or_insert(index);
                 }
 
                 // Build to_graphemes
@@ -259,6 +260,18 @@ mod tests {
             Utf8,
             StringArray
         );
+        test_function!(
+            TranslateFunc::new(),
+            vec![
+                ColumnarValue::Scalar(ScalarValue::from("abcabc")),
+                ColumnarValue::Scalar(ScalarValue::from("aa")),
+                ColumnarValue::Scalar(ScalarValue::from("de"))
+            ],
+            Ok(Some("dbcdbc")),
+            &str,
+            Utf8,
+            StringArray
+        );
         test_function!(
             TranslateFunc::new(),
             vec![
diff --git a/datafusion/sqllogictest/test_files/string/string_query.slt.part b/datafusion/sqllogictest/test_files/string/string_query.slt.part
index 6268c4ccdb1a5..a182ba8cde111 100644
--- a/datafusion/sqllogictest/test_files/string/string_query.slt.part
+++ b/datafusion/sqllogictest/test_files/string/string_query.slt.part
@@ -528,7 +528,7 @@ FROM test_basic_operator;
 Andrew
 Xiangpeng
 Raphael
-under_scrre
+under_scare
 percent
 (empty)
 (empty)
@@ -542,10 +542,10 @@ SELECT
   TRANSLATE(unicode_1, 'foo', 'bar') as c
 FROM test_basic_operator;
 ----
-databusirn📊🔥
-databusirn数据融合
-databusirnДатаФусион
-un iść crre
+databusian📊🔥
+databusian数据融合
+databusianДатаФусион
+un iść care
 pan Tadeusz ma iść w kąt
 (empty)
 (empty)