diff --git a/migrations/20220601004757-apps-add-mailboxDisplayName.js b/migrations/20220601004757-apps-add-mailboxDisplayName.js
new file mode 100644
index 000000000..f34874650
--- /dev/null
+++ b/migrations/20220601004757-apps-add-mailboxDisplayName.js
@@ -0,0 +1,12 @@
+'use strict';
+
+exports.up = function(db, callback) {
+    db.runSql('ALTER TABLE apps ADD COLUMN mailboxDisplayName VARCHAR(128) DEFAULT "" NOT NULL', [], callback);
+};
+
+exports.down = function(db, callback) {
+    db.runSql('ALTER TABLE apps DROP COLUMN mailboxDisplayName', function (error) {
+        if (error) console.error(error);
+        callback(error);
+    });
+};
diff --git a/src/apps.js b/src/apps.js
index 7093129fd..dccf39127 100644
--- a/src/apps.js
+++ b/src/apps.js
@@ -185,7 +185,7 @@ const APPS_FIELDS_PREFIXED = [ 'apps.id', 'apps.appStoreId', 'apps.installationS
     'apps.label', 'apps.tagsJson', 'apps.taskId', 'apps.reverseProxyConfigJson', 'apps.servicesConfigJson', 'apps.operatorsJson',
     'apps.sso', 'apps.debugModeJson', 'apps.enableBackup', 'apps.proxyAuth', 'apps.containerIp', 'apps.crontab',
     'apps.creationTime', 'apps.updateTime', 'apps.enableAutomaticUpdate',
-    'apps.enableMailbox', 'apps.mailboxName', 'apps.mailboxDomain', 'apps.enableInbox', 'apps.inboxName', 'apps.inboxDomain',
+    'apps.enableMailbox', 'apps.mailboxDisplayName', 'apps.mailboxName', 'apps.mailboxDomain', 'apps.enableInbox', 'apps.inboxName', 'apps.inboxDomain',
     'apps.dataDir', 'apps.ts', 'apps.healthTime', '(apps.icon IS NOT NULL) AS hasIcon', '(apps.appStoreIcon IS NOT NULL) AS hasAppStoreIcon' ].join(',');
 
 // const PORT_BINDINGS_FIELDS = [ 'hostPort', 'type', 'environmentVariable', 'appId' ].join(',');
@@ -550,7 +550,7 @@ function removeInternalFields(app) {
         'accessRestriction', 'manifest', 'portBindings', 'iconUrl', 'memoryLimit', 'cpuShares', 'operators',
         'sso', 'debugMode', 'reverseProxyConfig', 'enableBackup', 'creationTime', 'updateTime', 'ts', 'tags',
         'label', 'secondaryDomains', 'redirectDomains', 'aliasDomains', 'env', 'enableAutomaticUpdate', 'dataDir', 'mounts',
-        'enableMailbox', 'mailboxName', 'mailboxDomain', 'enableInbox', 'inboxName', 'inboxDomain');
+        'enableMailbox', 'mailboxDisplayName', 'mailboxName', 'mailboxDomain', 'enableInbox', 'inboxName', 'inboxDomain');
 }
 
 // non-admins can only see these
@@ -779,6 +779,7 @@ async function add(id, appStoreId, manifest, subdomain, domain, portBindings, da
         tagsJson = data.tags ? JSON.stringify(data.tags) : null,
         mailboxName = data.mailboxName || null,
         mailboxDomain = data.mailboxDomain || null,
+        mailboxDisplayName = data.mailboxDisplayName || '',
         reverseProxyConfigJson = data.reverseProxyConfig ? JSON.stringify(data.reverseProxyConfig) : null,
         servicesConfigJson = data.servicesConfig ? JSON.stringify(data.servicesConfig) : null,
         enableMailbox = data.enableMailbox || false,
@@ -789,10 +790,11 @@ async function add(id, appStoreId, manifest, subdomain, domain, portBindings, da
     queries.push({
         query: 'INSERT INTO apps (id, appStoreId, manifestJson, installationState, runState, accessRestrictionJson, memoryLimit, cpuShares, '
             + 'sso, debugModeJson, mailboxName, mailboxDomain, label, tagsJson, reverseProxyConfigJson, servicesConfigJson, icon, '
-            + 'enableMailbox) '
-            + ' VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)',
+            + 'enableMailbox, mailboxDisplayName) '
+            + ' VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)',
         args: [ id, appStoreId, manifestJson, installationState, runState, accessRestrictionJson, memoryLimit, cpuShares,
-            sso, debugModeJson, mailboxName, mailboxDomain, label, tagsJson, reverseProxyConfigJson, servicesConfigJson, icon, enableMailbox ]
+            sso, debugModeJson, mailboxName, mailboxDomain, label, tagsJson, reverseProxyConfigJson, servicesConfigJson, icon,
+            enableMailbox, mailboxDisplayName ]
     });
 
     queries.push({
@@ -1593,6 +1595,7 @@ async function setMailbox(app, data, auditSource) {
     const optional = 'optional' in app.manifest.addons.sendmail ? app.manifest.addons.sendmail.optional : false;
     if (!optional && !enableMailbox) throw new BoxError(BoxError.BAD_FIELD, 'App requires sendmail to be enabled');
 
+    const mailboxDisplayName = data.mailboxDisplayName || '';
     let mailboxName = data.mailboxName || null;
     const mailboxDomain = data.mailboxDomain || null;
 
@@ -1605,15 +1608,20 @@ async function setMailbox(app, data, auditSource) {
         } else {
             mailboxName = mailboxNameForSubdomain(app.subdomain, app.domain, app.manifest);
         }
+
+        if (mailboxDisplayName) {
+            error = mail.validateDisplayName(mailboxDisplayName);
+            if (error) throw new BoxError(BoxError.BAD_FIELD, error.message);
+        }
     }
 
     const task = {
         args: {},
-        values: { enableMailbox, mailboxName, mailboxDomain }
+        values: { enableMailbox, mailboxName, mailboxDomain, mailboxDisplayName }
     };
     const taskId = await addTask(appId, exports.ISTATE_PENDING_RECREATE_CONTAINER, task, auditSource);
 
-    await eventlog.add(eventlog.ACTION_APP_CONFIGURE, auditSource, { appId, app, mailboxName, mailboxDomain, taskId });
+    await eventlog.add(eventlog.ACTION_APP_CONFIGURE, auditSource, { appId, app, mailboxName, mailboxDomain, mailboxDisplayName, taskId });
 
     return { taskId };
 }
@@ -2235,7 +2243,8 @@ async function clone(app, data, user, auditSource) {
         tags: app.tags,
         enableAutomaticUpdate: app.enableAutomaticUpdate,
         icon: icons.icon,
-        enableMailbox: app.enableMailbox
+        enableMailbox: app.enableMailbox,
+        mailboxDisplayName: app.mailboxDisplayName
     };
 
     const [addError] = await safe(add(newAppId, appStoreId, manifest, subdomain, domain, translatePortBindings(portBindings, manifest), obj));
diff --git a/src/mail.js b/src/mail.js
index e0c25e68c..d3f9ac567 100644
--- a/src/mail.js
+++ b/src/mail.js
@@ -22,6 +22,7 @@ exports = module.exports = {
     setDnsRecords,
 
     validateName,
+    validateDisplayName,
 
     setMailFromValidation,
     setCatchAllAddress,
@@ -65,7 +66,6 @@ exports = module.exports = {
     TYPE_LIST: 'list',
     TYPE_ALIAS: 'alias',
 
-    _validateName: validateName,
     _delByDomain: delByDomain,
     _updateDomain: updateDomain
 };
@@ -169,6 +169,15 @@ function validateName(name) {
     return null;
 }
 
+function validateDisplayName(name) {
+    assert.strictEqual(typeof name, 'string');
+
+    if (name.length < 1) return new BoxError(BoxError.BAD_FIELD, 'mailbox display name must be atleast 1 char');
+    if (name.length >= 100) return new BoxError(BoxError.BAD_FIELD, 'mailbox name too long');
+
+    return null;
+}
+
 async function checkOutboundPort25() {
     const relay = {
         value: 'OK',
diff --git a/src/routes/apps.js b/src/routes/apps.js
index 376dd25ca..92d91e228 100644
--- a/src/routes/apps.js
+++ b/src/routes/apps.js
@@ -373,6 +373,7 @@ async function setMailbox(req, res, next) {
     if (req.body.enable) {
         if (req.body.mailboxName !== null && typeof req.body.mailboxName !== 'string') return next(new HttpError(400, 'mailboxName must be a string'));
         if (typeof req.body.mailboxDomain !== 'string') return next(new HttpError(400, 'mailboxDomain must be a string'));
+        if (typeof req.body.mailboxDisplayName !== 'string') return next(new HttpError(400, 'mailboxDisplayName must be a string'));
     }
 
     const [error, result] = await safe(apps.setMailbox(req.app, req.body, AuditSource.fromRequest(req)));
diff --git a/src/services.js b/src/services.js
index b7c293fa4..d831bde3a 100644
--- a/src/services.js
+++ b/src/services.js
@@ -1045,6 +1045,7 @@ async function setupSendMail(app, options) {
         { name: 'CLOUDRON_MAIL_STARTTLS_PORT', value: '2587' },
         { name: 'CLOUDRON_MAIL_SMTP_USERNAME', value: app.mailboxName + '@' + app.mailboxDomain },
         { name: 'CLOUDRON_MAIL_SMTP_PASSWORD', value: password },
+        { name: 'CLOUDRON_MAIL_FROM_DISPLAY_NAME', value: app.mailboxDisplayName },
         { name: 'CLOUDRON_MAIL_FROM', value: app.mailboxName + '@' + app.mailboxDomain },
         { name: 'CLOUDRON_MAIL_DOMAIN', value: app.mailboxDomain }
     ];