diff --git a/be/src/vec/functions/function_string.cpp b/be/src/vec/functions/function_string.cpp
index f6a94ce94b80e6..1a0e576c40b9ef 100644
--- a/be/src/vec/functions/function_string.cpp
+++ b/be/src/vec/functions/function_string.cpp
@@ -1480,6 +1480,7 @@ void register_function_string(SimpleFunctionFactory& factory) {
     factory.register_alias(FunctionLeft::name, "strleft");
     factory.register_alias(FunctionRight::name, "strright");
     factory.register_alias(SubstringUtil::name, "substr");
+    factory.register_alias(SubstringUtil::name, "mid");
     factory.register_alias(FunctionToLower::name, "lcase");
     factory.register_alias(FunctionToUpper::name, "ucase");
     factory.register_alias(FunctionStringDigestOneArg<MD5Sum>::name, "md5");
diff --git a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisLexer.g4 b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisLexer.g4
index d4b3b1b09ce5c5..f1f9c8e6ee61c7 100644
--- a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisLexer.g4
+++ b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisLexer.g4
@@ -351,6 +351,7 @@ MAX: 'MAX';
 MAXVALUE: 'MAXVALUE';
 MEMO:'MEMO';
 MERGE: 'MERGE';
+MID: 'MID';
 MIGRATE: 'MIGRATE';
 MIGRATIONS: 'MIGRATIONS';
 MIN: 'MIN';
diff --git a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4 b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
index 1441aced294d42..c286f5e23a2b44 100644
--- a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
+++ b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
@@ -1601,7 +1601,7 @@ primaryExpression
         (OVER windowSpec)?                                                                     #groupConcat
     | TRIM LEFT_PAREN
         ((BOTH | LEADING | TRAILING) expression? | expression) FROM expression RIGHT_PAREN     #trim
-    | (SUBSTR | SUBSTRING) LEFT_PAREN
+    | (SUBSTR | SUBSTRING | MID) LEFT_PAREN
         expression FROM expression (FOR expression)? RIGHT_PAREN                               #substring
     | POSITION LEFT_PAREN expression IN expression RIGHT_PAREN                                 #position
     | functionCallExpression                                                                   #functionCall
@@ -2057,6 +2057,7 @@ nonReserved
     | MAX
     | MEMO
     | MERGE
+    | MID
     | MIGRATE
     | MIGRATIONS
     | MIN
diff --git a/fe/fe-core/src/main/java/org/apache/doris/catalog/BuiltinScalarFunctions.java b/fe/fe-core/src/main/java/org/apache/doris/catalog/BuiltinScalarFunctions.java
index f7139bb563d51f..76d8a48c39c569 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/BuiltinScalarFunctions.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/BuiltinScalarFunctions.java
@@ -966,7 +966,7 @@ public class BuiltinScalarFunctions implements FunctionHelper {
             scalar(StrToMap.class, "str_to_map"),
             scalar(SubBitmap.class, "sub_bitmap"),
             scalar(SubReplace.class, "sub_replace"),
-            scalar(Substring.class, "substr", "substring"),
+            scalar(Substring.class, "substr", "substring", "mid"),
             scalar(SubstringIndex.class, "substring_index"),
             scalar(Tan.class, "tan"),
             scalar(Tanh.class, "tanh"),
diff --git a/regression-test/data/query_p0/sql_functions/string_functions/test_string_function.out b/regression-test/data/query_p0/sql_functions/string_functions/test_string_function.out
index c34470a3ff4e6b..4c3478b764b2b3 100644
Binary files a/regression-test/data/query_p0/sql_functions/string_functions/test_string_function.out and b/regression-test/data/query_p0/sql_functions/string_functions/test_string_function.out differ
diff --git a/regression-test/suites/nereids_p0/expression/fold_constant/fold_constant_string_arithmatic.groovy b/regression-test/suites/nereids_p0/expression/fold_constant/fold_constant_string_arithmatic.groovy
index 997ac3f90377f7..deb77c7c53da35 100644
--- a/regression-test/suites/nereids_p0/expression/fold_constant/fold_constant_string_arithmatic.groovy
+++ b/regression-test/suites/nereids_p0/expression/fold_constant/fold_constant_string_arithmatic.groovy
@@ -1338,6 +1338,36 @@ suite("fold_constant_string_arithmatic") {
     testFoldConst("select substring('abcdef' FROM 3)")
     testFoldConst("select substring('' FROM 3)")
 
+    // mid
+    testFoldConst("select mid('a',0,1)")
+    testFoldConst("select mid('a',-1,1)")
+    testFoldConst("select mid('a',1,1)")
+    testFoldConst("select mid('a',-2,1)")
+    testFoldConst("select mid('a',2,1)")
+    testFoldConst("select mid('a',-3,1)")
+    testFoldConst("select mid('a',3,1)")
+    testFoldConst("select mid('abcdef',-3,-1)")
+    testFoldConst("select mid('abcdef',3,-1)")
+    testFoldConst("select mid('',3,-1)")
+    testFoldConst("select mid('abcdef',3,10)")
+    testFoldConst("select mid('abcdef',-3)")
+    testFoldConst("select mid('abcdef',3)")
+    testFoldConst("select mid('',3)")
+    testFoldConst("select mid('a' FROM 0 FOR 1)")
+    testFoldConst("select mid('a' FROM -1 FOR 1)")
+    testFoldConst("select mid('a' FROM 1 FOR 1)")
+    testFoldConst("select mid('a' FROM -2 FOR 1)")
+    testFoldConst("select mid('a' FROM 2 FOR 1)")
+    testFoldConst("select mid('a' FROM -3 FOR 1)")
+    testFoldConst("select mid('a' FROM 3 FOR 1)")
+    testFoldConst("select mid('abcdef' FROM -3 FOR -1)")
+    testFoldConst("select mid('abcdef' FROM 3 FOR -1)")
+    testFoldConst("select mid('' FROM 3 FOR -1)")
+    testFoldConst("select mid('abcdef' FROM 3 FOR 10)")
+    testFoldConst("select mid('abcdef' FROM -3)")
+    testFoldConst("select mid('abcdef' FROM 3)")
+    testFoldConst("select mid('' FROM 3)")
+
     // substring_index
     testFoldConst("select substring_index('a,b,c', ',', 2)")
     testFoldConst("select substring_index('a,b,c', '', 2)")
diff --git a/regression-test/suites/query_p0/sql_functions/string_functions/test_string_function.groovy b/regression-test/suites/query_p0/sql_functions/string_functions/test_string_function.groovy
index 9d8662a4f48aea..07122b80d7eec5 100644
--- a/regression-test/suites/query_p0/sql_functions/string_functions/test_string_function.groovy
+++ b/regression-test/suites/query_p0/sql_functions/string_functions/test_string_function.groovy
@@ -288,6 +288,41 @@ suite("test_string_function", "arrow_flight_sql") {
     qt_sql "select substr('abcdef',3,-1);"
     qt_sql "select substr('abcdef',-3,-1);"
 
+    qt_mid_1 "select mid('a',0,1);"
+    qt_mid_2 "select mid('a',-1,1);"
+    qt_mid_3 "select mid('a',1,1);"
+    qt_mid_4 "select mid('a',-2,1);"
+    qt_mid_5 "select mid('a',2,1);"
+    qt_mid_6 "select mid('a',-3,1);"
+    qt_mid_7 "select mid('a',3,1);"
+    qt_mid_8 "select mid('abcdef',-3,-1);"
+    qt_mid_9 "select mid('abcdef',3,-1);"
+    qt_mid_10 "select mid('',3,-1);"
+    qt_mid_11 "select mid('abcdef',3,10);"
+    qt_mid_12 "select mid('abcdef',-3);"
+    qt_mid_13 "select mid('abcdef',3);"
+    qt_mid_14 "select mid('',3);"
+    qt_mid_15 "select mid('a' FROM 0 FOR 1);"
+    qt_mid_16 "select mid('a' FROM -1 FOR 1);"
+    qt_mid_17 "select mid('a' FROM 1 FOR 1);"
+    qt_mid_18 "select mid('a' FROM -2 FOR 1);"
+    qt_mid_19 "select mid('a' FROM 2 FOR 1);"
+    qt_mid_20 "select mid('a' FROM -3 FOR 1);"
+    qt_mid_21 "select mid('a' FROM 3 FOR 1);"
+    qt_mid_22 "select mid('abcdef' FROM -3 FOR -1);"
+    qt_mid_23 "select mid('abcdef' FROM 3 FOR -1);"
+    qt_mid_24 "select mid('' FROM 3 FOR -1);"
+    qt_mid_25 "select mid('abcdef' FROM 3 FOR 10);"
+    qt_mid_26 "select mid('abcdef' FROM -3);"
+    qt_mid_27 "select mid('abcdef' FROM 3);"
+    qt_mid_28 "select mid('' FROM 3);"
+    qt_mid_29 "select mid(NULL, 2);"
+    qt_mid_30 "select mid(NULL, 2, 3)"
+    qt_mid_31 "select mid(NULL FROM 2);"
+    qt_mid_32 "select mid(NULL FROM 2 FOR 3);"
+    qt_mid_33 "select mid('hello', NULL);"
+    qt_mid_34 "select mid('hello', 2, NULL);"
+
     qt_sql "select sub_replace(\"this is origin str\",\"NEW-STR\",1);"
     qt_sql "select sub_replace(\"doris\",\"***\",1,2);"