diff --git a/back/config/blocked_words/lt.txt b/back/config/blocked_words/lt.txt
new file mode 100644
index 000000000000..e69de29bb2d1
diff --git a/back/config/initializers/0_locales.rb b/back/config/initializers/0_locales.rb
index b42606158e8d..388b37c5c22a 100644
--- a/back/config/initializers/0_locales.rb
+++ b/back/config/initializers/0_locales.rb
@@ -27,6 +27,7 @@
   it-IT
   kl-GL
   lb-LU
+  lt-LT
   lv-LV
   mi
   nb-NO
diff --git a/back/engines/commercial/analysis/app/lib/analysis/nlp_cloud_helpers.rb b/back/engines/commercial/analysis/app/lib/analysis/nlp_cloud_helpers.rb
index a6b6fd3cc1e4..d9123c025741 100644
--- a/back/engines/commercial/analysis/app/lib/analysis/nlp_cloud_helpers.rb
+++ b/back/engines/commercial/analysis/app/lib/analysis/nlp_cloud_helpers.rb
@@ -27,6 +27,7 @@ module NLPCloudHelpers
       'it-IT' => 'ita_Latn',
       'kl-GL' => nil,   # Kalaallisut (Greenland) is not present
       'lb-LU' => 'ltz_Latn',
+      'lt-LT' => 'lit_Latn',
       'lv-LV' => 'lav_Latn',
       'mi' => nil,      # Maori is not present
       'nb-NO' => 'nob_Latn',
diff --git a/front/app/containers/App/constants-commonjs.js b/front/app/containers/App/constants-commonjs.js
index 8e47997670e5..3470e96ab43e 100644
--- a/front/app/containers/App/constants-commonjs.js
+++ b/front/app/containers/App/constants-commonjs.js
@@ -58,6 +58,7 @@ exports.locales = [
   'hu-HU',
   'it-IT',
   'kl-GL',
+  'lt-LT',
   'lb-LU',
   'lv-LV',
   'mi',
@@ -99,6 +100,7 @@ exports.appLocalePairs = {
   'it-IT': 'Italiano',
   'kl-GL': 'Kalaallisut',
   'lb-LU': 'Lëtzebuergesch',
+  'lt-LT': 'Lietuvių',
   'lv-LV': 'Latviešu',
   mi: 'Māori',
   'nb-NO': 'Norsk (Bokmål)',
@@ -141,6 +143,7 @@ exports.appGraphqlLocalePairs = {
   itIt: 'it-IT',
   klGl: 'kl-GL',
   lbLu: 'lb-LU',
+  ltLT: 'lt',
   lvLv: 'lv-LV',
   mi: 'mi',
   nb: 'nb',
@@ -180,6 +183,7 @@ exports.shortenedAppLocalePairs = {
   'it-IT': 'Italiano',
   'kl-GL': 'Kalaallisut',
   'lb-LU': 'Lëtzebuergesch',
+  'lt-LT': 'Lietuvių',
   'lv-LV': 'Latviešu',
   mi: 'Māori',
   'nb-NO': 'Norsk',
@@ -217,6 +221,7 @@ exports.appLocalesMomentPairs = {
   'it-IT': 'it',
   'kl-GL': 'da',
   'lb-LU': 'lb',
+  'lt-LT': 'lt',
   'lv-LV': 'lv',
   mi: 'mi',
   'nb-NO': 'nb',
diff --git a/front/app/containers/App/constants.ts b/front/app/containers/App/constants.ts
index ff20af8e5b86..dd01c690cf68 100644
--- a/front/app/containers/App/constants.ts
+++ b/front/app/containers/App/constants.ts
@@ -43,6 +43,7 @@ export const locales = [
   'hu-HU',
   'it-IT',
   'kl-GL',
+  'lt-LT',
   'lb-LU',
   'lv-LV',
   'mi',
@@ -85,6 +86,7 @@ export const appLocalePairs = {
   'it-IT': 'Italiano',
   'kl-GL': 'Kalaallisut',
   'lb-LU': 'Lëtzebuergesch',
+  'lt-LT': 'Lietuvių',
   'lv-LV': 'Latviešu',
   mi: 'Māori',
   'nb-NO': 'Norsk (Bokmål)',
@@ -128,6 +130,7 @@ export const appGraphqlLocalePairs = {
   itIt: 'it-IT',
   klGl: 'kl-GL',
   lbLu: 'lb-LU',
+  ltLt: 'lt',
   lvLv: 'lv-LV',
   mi: 'mi',
   nb: 'nb',
@@ -168,6 +171,7 @@ export const shortenedAppLocalePairs = {
   'it-IT': 'Italiano',
   'kl-GL': 'Kalaallisut',
   'lb-LU': 'Lëtzebuergesch',
+  'lt-LT': 'Lietuvių',
   'lv-LV': 'Latviešu',
   mi: 'Māori',
   'nb-NO': 'Norsk',
@@ -206,6 +210,7 @@ export const appLocalesMomentPairs = {
   'it-IT': 'it',
   'kl-GL': 'da',
   'lb-LU': 'lb',
+  'lt-LT': 'Lietuvių',
   'lv-LV': 'lv',
   mi: 'mi',
   'nb-NO': 'nb',
diff --git a/front/app/i18n/lt-LT.ts b/front/app/i18n/lt-LT.ts
new file mode 100644
index 000000000000..229dfd27e653
--- /dev/null
+++ b/front/app/i18n/lt-LT.ts
@@ -0,0 +1,17 @@
+import ltLT from 'date-fns/locale/lt';
+import { registerLocale } from 'react-datepicker';
+
+import { addLocale } from 'components/admin/DatePickers/_shared/locales';
+
+import { formatTranslationMessages } from '.';
+
+registerLocale('lt-LT', ltLT);
+addLocale('lt-LT', ltLT);
+const ltAdminTranslationMessages = require('translations/admin/lt-LT.json');
+const ltTranslationMessages = require('translations/lt-LT.json');
+const translationMessages = formatTranslationMessages('lt-LT', {
+  ...ltTranslationMessages,
+  ...ltAdminTranslationMessages,
+});
+
+export default translationMessages;