diff --git a/app/Console/Commands/DeleteUserCommand.php b/app/Console/Commands/DeleteUserCommand.php
new file mode 100644
index 00000000..ed1632b8
--- /dev/null
+++ b/app/Console/Commands/DeleteUserCommand.php
@@ -0,0 +1,84 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\Models\User;
+use Illuminate\Console\Command;
+use Illuminate\Support\Facades\DB;
+
+class DeleteUserCommand extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'user:delete {email : The email address of the user to delete}';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Delete a user and all their associated data';
+
+    /**
+     * Execute the console command.
+     */
+    public function handle(): int
+    {
+        $email = $this->argument('email');
+
+        $user = User::query()->where('email', $email)->first();
+
+        if (! $user) {
+            $this->error("User with email '{$email}' not found.");
+
+            return self::FAILURE;
+        }
+
+        // Check for active subscriptions
+        if ($user->subscribed('default')) {
+            $this->error('Cannot delete user with an active subscription. Please cancel the subscription first.');
+
+            return self::FAILURE;
+        }
+
+        if (! $this->confirm("Are you sure you want to delete user '{$user->name}' ({$user->email}) and all their data?")) {
+            $this->info('Deletion cancelled.');
+
+            return self::SUCCESS;
+        }
+
+        DB::transaction(function () use ($user) {
+            // Delete account balances through accounts
+            foreach ($user->accounts as $account) {
+                $account->balances()->delete();
+            }
+
+            // Delete all related data
+            $user->encryptedMessage()->delete();
+            $user->transactions()->delete();
+            $user->accounts()->delete();
+            $user->categories()->delete();
+            $user->automationRules()->delete();
+            $user->labels()->delete();
+            $user->mailLogs()->delete();
+
+            // Delete user's banks
+            DB::table('banks')->where('user_id', $user->id)->delete();
+
+            // Delete Cashier subscription data if exists
+            if ($user->subscriptions()->exists()) {
+                $user->subscriptions()->delete();
+            }
+
+            // Delete the user
+            $user->delete();
+        });
+
+        $this->info("User '{$email}' and all associated data have been deleted successfully.");
+
+        return self::SUCCESS;
+    }
+}
diff --git a/tests/Feature/DeleteUserCommandTest.php b/tests/Feature/DeleteUserCommandTest.php
new file mode 100644
index 00000000..89eb58e3
--- /dev/null
+++ b/tests/Feature/DeleteUserCommandTest.php
@@ -0,0 +1,142 @@
+<?php
+
+use App\Models\Account;
+use App\Models\AccountBalance;
+use App\Models\AutomationRule;
+use App\Models\Bank;
+use App\Models\Category;
+use App\Models\EncryptedMessage;
+use App\Models\Label;
+use App\Models\Transaction;
+use App\Models\User;
+use App\Models\UserMailLog;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Laravel\Cashier\Subscription;
+
+uses(RefreshDatabase::class);
+
+test('deletes user and all associated data when confirmed', function () {
+    $user = User::factory()->onboarded()->create([
+        'email' => 'test@example.com',
+        'name' => 'Test User',
+    ]);
+
+    // Create associated data
+    EncryptedMessage::query()->create([
+        'user_id' => $user->id,
+        'encrypted_content' => 'test-content',
+        'iv' => 'test-iv',
+    ]);
+    Transaction::factory()->count(3)->create(['user_id' => $user->id]);
+    $account = Account::factory()->create(['user_id' => $user->id]);
+    AccountBalance::factory()->count(2)->create(['account_id' => $account->id]);
+    Account::factory()->create(['user_id' => $user->id]);
+    Category::factory()->count(2)->create(['user_id' => $user->id]);
+    AutomationRule::factory()->count(1)->create(['user_id' => $user->id]);
+    Label::factory()->count(2)->create(['user_id' => $user->id]);
+    UserMailLog::factory()->count(1)->create(['user_id' => $user->id]);
+    Bank::factory()->count(2)->create(['user_id' => $user->id]);
+
+    // Confirm deletion
+    $this->artisan('user:delete', ['email' => 'test@example.com'])
+        ->expectsConfirmation("Are you sure you want to delete user 'Test User' (test@example.com) and all their data?", 'yes')
+        ->expectsOutput("User 'test@example.com' and all associated data have been deleted successfully.")
+        ->assertSuccessful();
+
+    // Verify user is deleted
+    expect(User::query()->where('email', 'test@example.com')->exists())->toBeFalse();
+
+    // Verify all associated data is deleted
+    expect(EncryptedMessage::query()->where('user_id', $user->id)->exists())->toBeFalse();
+    expect(Transaction::query()->where('user_id', $user->id)->exists())->toBeFalse();
+    expect(Account::query()->where('user_id', $user->id)->exists())->toBeFalse();
+    expect(AccountBalance::query()->where('account_id', $account->id)->exists())->toBeFalse();
+    expect(Category::query()->where('user_id', $user->id)->exists())->toBeFalse();
+    expect(AutomationRule::query()->where('user_id', $user->id)->exists())->toBeFalse();
+    expect(Label::query()->where('user_id', $user->id)->exists())->toBeFalse();
+    expect(UserMailLog::query()->where('user_id', $user->id)->exists())->toBeFalse();
+    expect(Bank::query()->where('user_id', $user->id)->exists())->toBeFalse();
+});
+
+test('shows error when user not found', function () {
+    $this->artisan('user:delete', ['email' => 'nonexistent@example.com'])
+        ->expectsOutput("User with email 'nonexistent@example.com' not found.")
+        ->assertFailed();
+});
+
+test('cancels deletion when not confirmed', function () {
+    $user = User::factory()->onboarded()->create([
+        'email' => 'test@example.com',
+        'name' => 'Test User',
+    ]);
+
+    $this->artisan('user:delete', ['email' => 'test@example.com'])
+        ->expectsConfirmation("Are you sure you want to delete user 'Test User' (test@example.com) and all their data?", 'no')
+        ->expectsOutput('Deletion cancelled.')
+        ->assertSuccessful();
+
+    // Verify user still exists
+    expect(User::query()->where('email', 'test@example.com')->exists())->toBeTrue();
+});
+
+test('deletes user without associated data', function () {
+    $user = User::factory()->onboarded()->create([
+        'email' => 'test@example.com',
+        'name' => 'Test User',
+    ]);
+
+    $this->artisan('user:delete', ['email' => 'test@example.com'])
+        ->expectsConfirmation("Are you sure you want to delete user 'Test User' (test@example.com) and all their data?", 'yes')
+        ->expectsOutput("User 'test@example.com' and all associated data have been deleted successfully.")
+        ->assertSuccessful();
+
+    expect(User::query()->where('email', 'test@example.com')->exists())->toBeFalse();
+});
+
+test('does not delete other users data', function () {
+    $userToDelete = User::factory()->onboarded()->create([
+        'email' => 'delete@example.com',
+    ]);
+    $otherUser = User::factory()->onboarded()->create([
+        'email' => 'keep@example.com',
+    ]);
+
+    // Create data for both users
+    Account::factory()->create(['user_id' => $userToDelete->id]);
+    Account::factory()->create(['user_id' => $otherUser->id]);
+
+    $this->artisan('user:delete', ['email' => 'delete@example.com'])
+        ->expectsConfirmation("Are you sure you want to delete user '{$userToDelete->name}' (delete@example.com) and all their data?", 'yes')
+        ->assertSuccessful();
+
+    // Verify only the target user is deleted
+    expect(User::query()->where('email', 'delete@example.com')->exists())->toBeFalse();
+    expect(User::query()->where('email', 'keep@example.com')->exists())->toBeTrue();
+
+    // Verify other user's data is intact
+    expect(Account::query()->where('user_id', $otherUser->id)->exists())->toBeTrue();
+});
+
+test('prevents deletion of user with active subscription', function () {
+    $user = User::factory()->onboarded()->create([
+        'email' => 'subscribed@example.com',
+        'name' => 'Subscribed User',
+    ]);
+
+    // Create an active subscription
+    Subscription::query()->create([
+        'user_id' => $user->id,
+        'type' => 'default',
+        'stripe_id' => 'sub_test123',
+        'stripe_status' => 'active',
+        'stripe_price' => 'price_test123',
+        'quantity' => 1,
+    ]);
+
+    $this->artisan('user:delete', ['email' => 'subscribed@example.com'])
+        ->expectsOutput('Cannot delete user with an active subscription. Please cancel the subscription first.')
+        ->assertFailed();
+
+    // Verify user still exists
+    expect(User::query()->where('email', 'subscribed@example.com')->exists())->toBeTrue();
+});