diff --git a/types/validator/index.d.ts b/types/validator/index.d.ts
index 09e9733fb0..12f885e4a8 100644
--- a/types/validator/index.d.ts
+++ b/types/validator/index.d.ts
@@ -600,24 +600,28 @@ declare namespace validator {
      */
     function isInt(str: string, options?: IsIntOptions): boolean;
 
+    type IPVersion = '4' | '6' | 4 | 6;
+
     /**
      * Check if the string is an IP (version 4 or 6).
      *
      * @param [version] - IP Version
      */
-    function isIP(str: string, version?: '4' | '6'): boolean;
+    function isIP(str: string, version?: IPVersion): boolean;
 
     /**
      * Check if the string is an IP Range (version 4 only).
      */
     function isIPRange(str: string): boolean;
 
+    type ISBNVersion = '10' | '13' | 10 | 13;
+
     /**
      * Check if the string is an ISBN (version 10 or 13).
      *
      * @param [version] - ISBN Version
      */
-    function isISBN(str: string, version?: '10' | '13'): boolean;
+    function isISBN(str: string, version?: ISBNVersion): boolean;
 
     /**
      * Check if the string is an [ISIN](https://en.wikipedia.org/wiki/International_Securities_Identification_Number) (stock/security identifier).
@@ -1031,12 +1035,13 @@ declare namespace validator {
      */
     function isUppercase(str: string): boolean;
 
+    type UUIDVersion = 3 | 4 | 5 | '3' | '4' | '5' | 'all';
     /**
      * Check if the string is a UUID (version 3, 4 or 5).
      *
      * @param [version="all"] - UUID version
      */
-    function isUUID(str: string, version?: 3 | 4 | 5 | '3' | '4' | '5' | 'all'): boolean;
+    function isUUID(str: string, version?: UUIDVersion): boolean;
 
     /**
      * Check if the string contains a mixture of full and half-width chars.
diff --git a/types/validator/lib/isAlpha.d.ts b/types/validator/lib/isAlpha.d.ts
index 4ed2a288d6..862c88a3ff 100644
--- a/types/validator/lib/isAlpha.d.ts
+++ b/types/validator/lib/isAlpha.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type AlphaLocale = validator.AlphaLocale;
 export default validator.isAlpha;
diff --git a/types/validator/lib/isAlphanumeric.d.ts b/types/validator/lib/isAlphanumeric.d.ts
index 7a4088cb28..993762349a 100644
--- a/types/validator/lib/isAlphanumeric.d.ts
+++ b/types/validator/lib/isAlphanumeric.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type AlphanumericLocale = validator.AlphanumericLocale;
 export default validator.isAlphanumeric;
diff --git a/types/validator/lib/isByteLength.d.ts b/types/validator/lib/isByteLength.d.ts
index eab6b9a9e8..54eef7c559 100644
--- a/types/validator/lib/isByteLength.d.ts
+++ b/types/validator/lib/isByteLength.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsByteLengthOptions = validator.IsByteLengthOptions;
 export default validator.isByteLength;
diff --git a/types/validator/lib/isCurrency.d.ts b/types/validator/lib/isCurrency.d.ts
index 58e47bbcdc..e72fd203a7 100644
--- a/types/validator/lib/isCurrency.d.ts
+++ b/types/validator/lib/isCurrency.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsCurrencyOptions = validator.IsCurrencyOptions;
 export default validator.isCurrency;
diff --git a/types/validator/lib/isDecimal.d.ts b/types/validator/lib/isDecimal.d.ts
index be4bf6c4ce..7bfec2567d 100644
--- a/types/validator/lib/isDecimal.d.ts
+++ b/types/validator/lib/isDecimal.d.ts
@@ -1,2 +1,4 @@
 import validator from '../';
+export type IsDecimalOptions = validator.IsDecimalOptions;
+export type DecimalLocale = validator.DecimalLocale;
 export default validator.isDecimal;
diff --git a/types/validator/lib/isEmail.d.ts b/types/validator/lib/isEmail.d.ts
index d4a60ec6c6..b2196e9eae 100644
--- a/types/validator/lib/isEmail.d.ts
+++ b/types/validator/lib/isEmail.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsEmailOptions = validator.IsEmailOptions;
 export default validator.isEmail;
diff --git a/types/validator/lib/isEmpty.d.ts b/types/validator/lib/isEmpty.d.ts
index 4a50dbfcf8..026b44ebe6 100644
--- a/types/validator/lib/isEmpty.d.ts
+++ b/types/validator/lib/isEmpty.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsEmptyOptions = validator.IsEmptyOptions;
 export default validator.isEmpty;
diff --git a/types/validator/lib/isFQDN.d.ts b/types/validator/lib/isFQDN.d.ts
index c76476aa9e..bc657515c0 100644
--- a/types/validator/lib/isFQDN.d.ts
+++ b/types/validator/lib/isFQDN.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsFQDNOptions = validator.IsFQDNOptions;
 export default validator.isFQDN;
diff --git a/types/validator/lib/isFloat.d.ts b/types/validator/lib/isFloat.d.ts
index 63cdd8a9c6..7c97a28802 100644
--- a/types/validator/lib/isFloat.d.ts
+++ b/types/validator/lib/isFloat.d.ts
@@ -1,2 +1,4 @@
 import validator from '../';
+export type FloatLocale = validator.FloatLocale;
+export type IsFloatOptions = validator.IsFloatOptions;
 export default validator.isFloat;
diff --git a/types/validator/lib/isHash.d.ts b/types/validator/lib/isHash.d.ts
index dbdd57aeeb..c632ba0dc4 100644
--- a/types/validator/lib/isHash.d.ts
+++ b/types/validator/lib/isHash.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type HashAlgorithm = validator.HashAlgorithm;
 export default validator.isHash;
diff --git a/types/validator/lib/isIP.d.ts b/types/validator/lib/isIP.d.ts
index f70821794c..6e11d7a108 100644
--- a/types/validator/lib/isIP.d.ts
+++ b/types/validator/lib/isIP.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IPVersion = validator.IPVersion;
 export default validator.isIP;
diff --git a/types/validator/lib/isISBN.d.ts b/types/validator/lib/isISBN.d.ts
index 4759dd5ce6..d6364e9fcb 100644
--- a/types/validator/lib/isISBN.d.ts
+++ b/types/validator/lib/isISBN.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type ISBNVersion = validator.ISBNVersion;
 export default validator.isISBN;
diff --git a/types/validator/lib/isISO8601.d.ts b/types/validator/lib/isISO8601.d.ts
index 88421169cd..208059e75e 100644
--- a/types/validator/lib/isISO8601.d.ts
+++ b/types/validator/lib/isISO8601.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsISO8601Options = validator.IsISO8601Options;
 export default validator.isISO8601;
diff --git a/types/validator/lib/isISSN.d.ts b/types/validator/lib/isISSN.d.ts
index ee01f25dfa..10c90cfe1c 100644
--- a/types/validator/lib/isISSN.d.ts
+++ b/types/validator/lib/isISSN.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsISSNOptions = validator.IsISSNOptions;
 export default validator.isISSN;
diff --git a/types/validator/lib/isIdentityCard.d.ts b/types/validator/lib/isIdentityCard.d.ts
index b7b10f9aaf..7fd22d8973 100644
--- a/types/validator/lib/isIdentityCard.d.ts
+++ b/types/validator/lib/isIdentityCard.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IdentityCardLocale = validator.IdentityCardLocale;
 export default validator.isIdentityCard;
diff --git a/types/validator/lib/isInt.d.ts b/types/validator/lib/isInt.d.ts
index 659f8f3604..0d0d4c24e1 100644
--- a/types/validator/lib/isInt.d.ts
+++ b/types/validator/lib/isInt.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsIntOptions = validator.IsIntOptions;
 export default validator.isInt;
diff --git a/types/validator/lib/isLength.d.ts b/types/validator/lib/isLength.d.ts
index e376ca190e..89bda6fb8e 100644
--- a/types/validator/lib/isLength.d.ts
+++ b/types/validator/lib/isLength.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsLengthOptions = validator.IsLengthOptions;
 export default validator.isLength;
diff --git a/types/validator/lib/isMACAddress.d.ts b/types/validator/lib/isMACAddress.d.ts
index aa113109a4..13819cf59e 100644
--- a/types/validator/lib/isMACAddress.d.ts
+++ b/types/validator/lib/isMACAddress.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsMACAddressOptions = validator.IsMACAddressOptions;
 export default validator.isMACAddress;
diff --git a/types/validator/lib/isMobilePhone.d.ts b/types/validator/lib/isMobilePhone.d.ts
index c01321a14f..c9afa5ad42 100644
--- a/types/validator/lib/isMobilePhone.d.ts
+++ b/types/validator/lib/isMobilePhone.d.ts
@@ -1,2 +1,4 @@
 import validator from '../';
+export type MobilePhoneLocale = validator.MobilePhoneLocale;
+export type IsMobilePhoneOptions = validator.IsMobilePhoneOptions;
 export default validator.isMobilePhone;
diff --git a/types/validator/lib/isNumeric.d.ts b/types/validator/lib/isNumeric.d.ts
index d1c1c5a7ef..be0e7e23ca 100644
--- a/types/validator/lib/isNumeric.d.ts
+++ b/types/validator/lib/isNumeric.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsNumericOptions = validator.IsNumericOptions;
 export default validator.isNumeric;
diff --git a/types/validator/lib/isPostalCode.d.ts b/types/validator/lib/isPostalCode.d.ts
index 5369481116..345a65aa0c 100644
--- a/types/validator/lib/isPostalCode.d.ts
+++ b/types/validator/lib/isPostalCode.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type PostalCodeLocale = validator.PostalCodeLocale;
 export default validator.isPostalCode;
diff --git a/types/validator/lib/isURL.d.ts b/types/validator/lib/isURL.d.ts
index 5e2ea26e23..093fc362bd 100644
--- a/types/validator/lib/isURL.d.ts
+++ b/types/validator/lib/isURL.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type IsURLOptions = validator.IsURLOptions;
 export default validator.isURL;
diff --git a/types/validator/lib/isUUID.d.ts b/types/validator/lib/isUUID.d.ts
index 9fbe7179d0..e26b515f61 100644
--- a/types/validator/lib/isUUID.d.ts
+++ b/types/validator/lib/isUUID.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type UUIDVersion = validator.UUIDVersion;
 export default validator.isUUID;
diff --git a/types/validator/lib/normalizeEmail.d.ts b/types/validator/lib/normalizeEmail.d.ts
index 3ca2ef860b..9c30fd2025 100644
--- a/types/validator/lib/normalizeEmail.d.ts
+++ b/types/validator/lib/normalizeEmail.d.ts
@@ -1,2 +1,3 @@
 import validator from '../';
+export type NormalizeEmailOptions = validator.NormalizeEmailOptions;
 export default validator.normalizeEmail;