diff --git a/src/qt/bitcoingui.h b/src/qt/bitcoingui.h
--- a/src/qt/bitcoingui.h
+++ b/src/qt/bitcoingui.h
@@ -165,6 +165,7 @@
     QAction *m_open_wallet_action{nullptr};
     QMenu *m_open_wallet_menu{nullptr};
     QAction *m_close_wallet_action{nullptr};
+    QAction *m_close_all_wallets_action{nullptr};
     QAction *m_wallet_selector_label_action = nullptr;
     QAction *m_wallet_selector_action = nullptr;
     QAction *m_mask_values_action{nullptr};
diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp
--- a/src/qt/bitcoingui.cpp
+++ b/src/qt/bitcoingui.cpp
@@ -393,6 +393,9 @@
     m_create_wallet_action->setEnabled(false);
     m_create_wallet_action->setStatusTip(tr("Create a new wallet"));
 
+    m_close_all_wallets_action = new QAction(tr("Close All Wallets..."), this);
+    m_close_all_wallets_action->setStatusTip(tr("Close all wallets"));
+
     showHelpMessageAction = new QAction(tr("&Command-line options"), this);
     showHelpMessageAction->setMenuRole(QAction::NoRole);
     showHelpMessageAction->setStatusTip(
@@ -496,7 +499,8 @@
                     &QObject::deleteLater);
             activity->create();
         });
-
+        connect(m_close_all_wallets_action, &QAction::triggered,
+                [this] { m_wallet_controller->closeAllWallets(this); });
         connect(m_mask_values_action, &QAction::toggled, this,
                 &BitcoinGUI::setPrivacy);
     }
@@ -525,6 +529,7 @@
         file->addAction(m_create_wallet_action);
         file->addAction(m_open_wallet_action);
         file->addAction(m_close_wallet_action);
+        file->addAction(m_close_all_wallets_action);
         file->addSeparator();
         file->addAction(openAction);
         file->addAction(backupWalletAction);
@@ -830,6 +835,7 @@
     usedReceivingAddressesAction->setEnabled(enabled);
     openAction->setEnabled(enabled);
     m_close_wallet_action->setEnabled(enabled);
+    m_close_all_wallets_action->setEnabled(enabled);
 }
 
 void BitcoinGUI::createTrayIcon() {
diff --git a/src/qt/walletcontroller.h b/src/qt/walletcontroller.h
--- a/src/qt/walletcontroller.h
+++ b/src/qt/walletcontroller.h
@@ -65,6 +65,7 @@
     std::map<std::string, bool> listWalletDir() const;
 
     void closeWallet(WalletModel *wallet_model, QWidget *parent = nullptr);
+    void closeAllWallets(QWidget *parent = nullptr);
 
 Q_SIGNALS:
     void walletAdded(WalletModel *wallet_model);
diff --git a/src/qt/walletcontroller.cpp b/src/qt/walletcontroller.cpp
--- a/src/qt/walletcontroller.cpp
+++ b/src/qt/walletcontroller.cpp
@@ -91,6 +91,24 @@
     removeAndDeleteWallet(wallet_model);
 }
 
+void WalletController::closeAllWallets(QWidget *parent) {
+    QMessageBox::StandardButton button = QMessageBox::question(
+        parent, tr("Close all wallets"),
+        tr("Are you sure you wish to close all wallets?"),
+        QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Yes);
+    if (button != QMessageBox::Yes) {
+        return;
+    }
+
+    QMutexLocker locker(&m_mutex);
+    for (WalletModel *wallet_model : m_wallets) {
+        wallet_model->wallet().remove();
+        Q_EMIT walletRemoved(wallet_model);
+        delete wallet_model;
+    }
+    m_wallets.clear();
+}
+
 WalletModel *WalletController::getOrCreateWallet(
     std::unique_ptr<interfaces::Wallet> wallet) {
     QMutexLocker locker(&m_mutex);