Built a routine that will allow you to completely delete an account.

resources/views/profile/delete-account.blade.php

@@ -0,0 +1,49 @@
+@extends('layouts.default')
+@section('content')
+{!! Breadcrumbs::renderIfExists(Route::getCurrentRoute()->getName()) !!}
+<div class="row">
+    <div class="col-lg-6 col-md-12 col-sm-12">
+        <div class="panel panel-red">
+            <div class="panel-heading">
+                Delete your account
+            </div>
+            <div class="panel-body">
+
+                <p class="text-danger">
+                    Deleting your account will also delete any accounts, transactions, <em>anything</em>
+                    you might have saved into Firefly III. It'll be GONE.
+                </p>
+                <p class="text-danger">
+                    Enter your password to continue.
+                </p>
+
+                @if($errors->count() > 0)
+                    <ul>
+                        @foreach($errors->all() as $err)
+                            <li class="text-info">{{$err}}</li>
+                        @endforeach
+                    </ul>
+
+                @endif
+
+                {!! Form::open(['class' => 'form-horizontal','id' => 'change-password']) !!}
+                    <div class="form-group">
+                        <label for="password" class="col-sm-4 control-label">Password</label>
+                        <div class="col-sm-8">
+                            <input type="password" class="form-control" id="password" placeholder="Password" name="password">
+                        </div>
+                    </div>
+
+                    <div class="form-group">
+                        <div class="col-sm-offset-4 col-sm-10">
+                            <button type="submit" onclick="confirm('Are you sure? You cannot undo this.')" class="btn btn-danger">DELETE your account</button>
+                        </div>
+                    </div>
+                {!! Form::close() !!}
+            </div>
+        </div>
+    </div>
+</div>
+@stop
+@section('scripts')
+@stop

resources/views/profile/index.blade.php

@@ -8,7 +8,10 @@
                 Options
             </div>
             <div class="panel-body">
-                <a href="{{route('change-password')}}">Change your password</a>
+                <ul>
+                    <li><a href="{{route('change-password')}}">Change your password</a></li>
+                    <li><a class="text-danger" href="{{route('delete-account')}}">Delete account</a></li>
+                </ul>
             </div>
         </div>
     </div>