diff --git a/app/Models/Contact.php b/app/Models/Contact.php
index a4294034..1493fa87 100644
--- a/app/Models/Contact.php
+++ b/app/Models/Contact.php
@@ -63,6 +63,17 @@ class Contact extends Model
         return $this->belongsTo(Company::class);
     }
 
+    /**
+     * Anzeigename eines Kontakts (Vor- + Nachname), mit Fallback, wenn beides
+     * leer ist. Single Source of Truth für die Listen-/Detail-Ansichten.
+     */
+    public function displayName(): string
+    {
+        $name = trim(($this->first_name ?? '').' '.($this->last_name ?? ''));
+
+        return $name !== '' ? $name : __('Kontakt ohne Name');
+    }
+
     public function pressReleases(): BelongsToMany
     {
         return $this->belongsToMany(PressRelease::class, 'press_release_contact');
diff --git a/resources/views/livewire/admin/companies/show.blade.php b/resources/views/livewire/admin/companies/show.blade.php
index 9c5c1c7b..ef4ed68f 100644
--- a/resources/views/livewire/admin/companies/show.blade.php
+++ b/resources/views/livewire/admin/companies/show.blade.php
@@ -434,7 +434,7 @@ new #[Layout('components.layouts.app'), Title('Firma anzeigen')] class extends C
                                 <div class="min-w-0">
                                     <div class="flex flex-wrap items-center gap-2">
                                         <span class="text-[13px] font-semibold text-[color:var(--color-ink)]">
-                                            {{ trim(($contact->first_name ?? '').' '.($contact->last_name ?? '')) ?: __('Kontakt ohne Name') }}
+                                            {{ $contact->displayName() }}
                                         </span>
                                         <span class="badge hub">{{ $contact->portal?->label() ?? __('Unbekannt') }}</span>
                                     </div>
diff --git a/resources/views/livewire/admin/press-releases/show.blade.php b/resources/views/livewire/admin/press-releases/show.blade.php
index ca26e667..46b19083 100644
--- a/resources/views/livewire/admin/press-releases/show.blade.php
+++ b/resources/views/livewire/admin/press-releases/show.blade.php
@@ -339,7 +339,7 @@ new #[Layout('components.layouts.app'), Title('Pressemitteilung')] class extends
                     @forelse ($contacts as $contact)
                         <div class="rounded-[5px] border border-[color:var(--color-bg-rule)] bg-[color:var(--color-bg-elev)] p-3">
                             <div class="text-[13px] font-semibold text-[color:var(--color-ink)]">
-                                {{ trim(($contact->first_name ?? '').' '.($contact->last_name ?? '')) ?: __('Kontakt ohne Name') }}
+                                {{ $contact->displayName() }}
                             </div>
                             <div class="text-[12px] text-[color:var(--color-ink-3)]">
                                 {{ $contact->responsibility ?: __('Keine Rolle hinterlegt') }}
diff --git a/resources/views/livewire/admin/users.blade.php b/resources/views/livewire/admin/users.blade.php
index 11c1f222..12ba72ef 100644
--- a/resources/views/livewire/admin/users.blade.php
+++ b/resources/views/livewire/admin/users.blade.php
@@ -865,7 +865,7 @@ new #[Layout('components.layouts.app'), Title('Benutzer')] class extends Compone
                                                     <div class="flex flex-col gap-2 rounded-md bg-zinc-50 p-2 dark:bg-zinc-900 sm:flex-row sm:items-center sm:justify-between">
                                                         <div class="min-w-0">
                                                             <flux:text class="text-sm" weight="medium">
-                                                                {{ trim(($contact->first_name ?? '').' '.($contact->last_name ?? '')) ?: __('Kontakt ohne Name') }}
+                                                                {{ $contact->displayName() }}
                                                             </flux:text>
                                                             <flux:text class="text-xs text-zinc-500">
                                                                 {{ $contact->responsibility ?? __('Keine Rolle hinterlegt') }}
diff --git a/resources/views/livewire/admin/users/show.blade.php b/resources/views/livewire/admin/users/show.blade.php
index 8bfead6c..3c5a4731 100644
--- a/resources/views/livewire/admin/users/show.blade.php
+++ b/resources/views/livewire/admin/users/show.blade.php
@@ -203,7 +203,7 @@ new #[Layout('components.layouts.app'), Title('Benutzer anzeigen')] class extend
                                     <div class="flex flex-col gap-2 rounded-[4px] border border-[color:var(--color-bg-rule)] bg-[color:var(--color-bg-elev)] p-2 sm:flex-row sm:items-center sm:justify-between">
                                         <div class="min-w-0">
                                             <div class="text-[12.5px] font-medium text-[color:var(--color-ink)]">
-                                                {{ trim(($contact->first_name ?? '').' '.($contact->last_name ?? '')) ?: __('Kontakt ohne Name') }}
+                                                {{ $contact->displayName() }}
                                             </div>
                                             <div class="text-[11px] text-[color:var(--color-ink-3)]">
                                                 {{ $contact->responsibility ?? __('Keine Rolle hinterlegt') }}
diff --git a/resources/views/livewire/customer/press-kits/show.blade.php b/resources/views/livewire/customer/press-kits/show.blade.php
index d6f24bec..bea80360 100644
--- a/resources/views/livewire/customer/press-kits/show.blade.php
+++ b/resources/views/livewire/customer/press-kits/show.blade.php
@@ -584,7 +584,7 @@ new #[Layout('components.layouts.app'), Title('Firma')] class extends Component
                         <div class="flex flex-col gap-3 sm:flex-row sm:items-start sm:justify-between">
                             <div class="min-w-0">
                                 <div class="text-[13px] font-semibold text-[color:var(--color-ink)]">
-                                    {{ trim(($contact->first_name ?? '').' '.($contact->last_name ?? '')) ?: __('Kontakt ohne Name') }}
+                                    {{ $contact->displayName() }}
                                 </div>
                                 <div class="text-[12px] text-[color:var(--color-ink-3)] mt-0.5">
                                     {{ $contact->responsibility ?: __('Keine Rolle hinterlegt') }}
diff --git a/resources/views/livewire/customer/press-releases/show.blade.php b/resources/views/livewire/customer/press-releases/show.blade.php
index 1cbd5da6..7a356508 100644
--- a/resources/views/livewire/customer/press-releases/show.blade.php
+++ b/resources/views/livewire/customer/press-releases/show.blade.php
@@ -611,7 +611,7 @@ new #[Layout('components.layouts.app'), Title('Pressemitteilung')] class extends
                     @forelse ($contacts as $contact)
                         <div class="rounded-[5px] border border-[color:var(--color-bg-rule)] bg-[color:var(--color-bg-elev)] p-3">
                             <div class="text-[13px] font-semibold text-[color:var(--color-ink)]">
-                                {{ trim(($contact->first_name ?? '').' '.($contact->last_name ?? '')) ?: __('Kontakt ohne Name') }}
+                                {{ $contact->displayName() }}
                             </div>
                             <div class="text-[12px] text-[color:var(--color-ink-3)]">
                                 {{ $contact->responsibility ?: __('Keine Rolle hinterlegt') }}
diff --git a/tests/Feature/ContactDisplayNameTest.php b/tests/Feature/ContactDisplayNameTest.php
new file mode 100644
index 00000000..44d226de
--- /dev/null
+++ b/tests/Feature/ContactDisplayNameTest.php
@@ -0,0 +1,21 @@
+<?php
+
+use App\Models\Contact;
+
+test('displayName joins first and last name', function () {
+    $contact = Contact::factory()->make(['first_name' => 'Erika', 'last_name' => 'Mustermann']);
+
+    expect($contact->displayName())->toBe('Erika Mustermann');
+});
+
+test('displayName trims a missing part', function () {
+    $contact = Contact::factory()->make(['first_name' => null, 'last_name' => 'Mustermann']);
+
+    expect($contact->displayName())->toBe('Mustermann');
+});
+
+test('displayName falls back when both names are empty', function () {
+    $contact = Contact::factory()->make(['first_name' => null, 'last_name' => null]);
+
+    expect($contact->displayName())->toBe(__('Kontakt ohne Name'));
+});