diff --git a/frontend/src/components/members/MembersOverviewSection.vue b/frontend/src/components/members/MembersOverviewSection.vue
index 2f70daa3..3a13f9b9 100755
--- a/frontend/src/components/members/MembersOverviewSection.vue
+++ b/frontend/src/components/members/MembersOverviewSection.vue
@@ -187,6 +187,7 @@
                         <option value="firstName">{{ $t('members.sortFirstName') }}</option>
                         <option value="birthday">{{ $t('members.sortBirthday') }}</option>
                         <option value="age">{{ $t('members.sortAge') }}</option>
+                        <option value="ttr">{{ $t('members.sortTtr') }}</option>
                         <option value="qttr">{{ $t('members.sortQttr') }}</option>
                         <option value="lastTraining">{{ $t('members.sortLastTraining') }}</option>
                         <option value="openTasks">{{ $t('members.sortOpenTasks') }}</option>
diff --git a/frontend/src/i18n/locales/ceb.json b/frontend/src/i18n/locales/ceb.json
index f9f03519..63db137f 100755
--- a/frontend/src/i18n/locales/ceb.json
+++ b/frontend/src/i18n/locales/ceb.json
@@ -486,6 +486,7 @@
     "sortFirstName": "Ngalan",
     "sortBirthday": "Adlawng natawhan",
     "sortAge": "Edad",
+    "sortTtr": "TTR value",
     "sortQttr": "QTTR value",
     "ageRange": "Edad gikan - hangtod",
     "ageFromPlaceholder": "gikan",
diff --git a/frontend/src/i18n/locales/de-extended.json b/frontend/src/i18n/locales/de-extended.json
index 79540ecf..dcb9ba8e 100755
--- a/frontend/src/i18n/locales/de-extended.json
+++ b/frontend/src/i18n/locales/de-extended.json
@@ -485,6 +485,7 @@
     "sortFirstName": "Vorname",
     "sortBirthday": "Geburtstag",
     "sortAge": "Alter",
+    "sortTtr": "TTR-Wert",
     "sortQttr": "QTTR-Wert",
     "ageRange": "Alter von - bis",
     "ageFromPlaceholder": "von",
diff --git a/frontend/src/i18n/locales/de.json b/frontend/src/i18n/locales/de.json
index 454ade09..6a32fd40 100755
--- a/frontend/src/i18n/locales/de.json
+++ b/frontend/src/i18n/locales/de.json
@@ -504,6 +504,7 @@
     "sortFirstName": "Vorname",
     "sortBirthday": "Geburtstag",
     "sortAge": "Alter",
+    "sortTtr": "TTR-Wert",
     "sortQttr": "QTTR-Wert",
     "ageRange": "Alter von - bis",
     "ageFromPlaceholder": "von",
diff --git a/frontend/src/i18n/locales/en-AU.json b/frontend/src/i18n/locales/en-AU.json
index 64b4e577..f388b51e 100755
--- a/frontend/src/i18n/locales/en-AU.json
+++ b/frontend/src/i18n/locales/en-AU.json
@@ -494,6 +494,7 @@
     "sortFirstName": "First name",
     "sortBirthday": "Birthday",
     "sortAge": "Age",
+    "sortTtr": "TTR value",
     "sortQttr": "QTTR value",
     "ageRange": "Age from - to",
     "ageFromPlaceholder": "from",
diff --git a/frontend/src/i18n/locales/en-GB.json b/frontend/src/i18n/locales/en-GB.json
index fb071e44..67c399e0 100755
--- a/frontend/src/i18n/locales/en-GB.json
+++ b/frontend/src/i18n/locales/en-GB.json
@@ -494,6 +494,7 @@
     "sortFirstName": "First name",
     "sortBirthday": "Birthday",
     "sortAge": "Age",
+    "sortTtr": "TTR value",
     "sortQttr": "QTTR value",
     "ageRange": "Age from - to",
     "ageFromPlaceholder": "from",
diff --git a/frontend/src/i18n/locales/en-US.json b/frontend/src/i18n/locales/en-US.json
index 3198d2db..8020d262 100755
--- a/frontend/src/i18n/locales/en-US.json
+++ b/frontend/src/i18n/locales/en-US.json
@@ -494,6 +494,7 @@
     "sortFirstName": "First name",
     "sortBirthday": "Birthday",
     "sortAge": "Age",
+    "sortTtr": "TTR value",
     "sortQttr": "QTTR value",
     "ageRange": "Age from - to",
     "ageFromPlaceholder": "from",
diff --git a/frontend/src/i18n/locales/es.json b/frontend/src/i18n/locales/es.json
index 070908fb..fe75e8e7 100755
--- a/frontend/src/i18n/locales/es.json
+++ b/frontend/src/i18n/locales/es.json
@@ -502,6 +502,7 @@
     "sortFirstName": "Nombre",
     "sortBirthday": "Fecha de nacimiento",
     "sortAge": "Edad",
+    "sortTtr": "Valor TTR",
     "sortQttr": "Valor QTTR",
     "ageRange": "Edad de - a",
     "ageFromPlaceholder": "de",
diff --git a/frontend/src/i18n/locales/fil.json b/frontend/src/i18n/locales/fil.json
index 9ab8f75e..9760f308 100755
--- a/frontend/src/i18n/locales/fil.json
+++ b/frontend/src/i18n/locales/fil.json
@@ -501,6 +501,7 @@
     "sortFirstName": "Pangalan",
     "sortBirthday": "Birthday",
     "sortAge": "Edad",
+    "sortTtr": "Halaga ng TTR",
     "sortQttr": "Halaga ng QTTR",
     "ageRange": "Edad mula - hanggang",
     "ageFromPlaceholder": "mula",
diff --git a/frontend/src/i18n/locales/fr.json b/frontend/src/i18n/locales/fr.json
index b098a750..f0bd5205 100755
--- a/frontend/src/i18n/locales/fr.json
+++ b/frontend/src/i18n/locales/fr.json
@@ -498,6 +498,7 @@
     "sortFirstName": "Prénom",
     "sortBirthday": "Date de naissance",
     "sortAge": "Âge",
+    "sortTtr": "Valeur TTR",
     "sortQttr": "Valeur QTTR",
     "ageRange": "Âge de - à",
     "ageFromPlaceholder": "de",
diff --git a/frontend/src/i18n/locales/it.json b/frontend/src/i18n/locales/it.json
index 79313c44..d8cd8ee1 100755
--- a/frontend/src/i18n/locales/it.json
+++ b/frontend/src/i18n/locales/it.json
@@ -500,6 +500,7 @@
     "sortFirstName": "Nome",
     "sortBirthday": "Data di nascita",
     "sortAge": "Età",
+    "sortTtr": "Valore TTR",
     "sortQttr": "Valore QTTR",
     "ageRange": "Età da - a",
     "ageFromPlaceholder": "da",
diff --git a/frontend/src/i18n/locales/ja.json b/frontend/src/i18n/locales/ja.json
index 9b826911..926ac811 100755
--- a/frontend/src/i18n/locales/ja.json
+++ b/frontend/src/i18n/locales/ja.json
@@ -502,6 +502,7 @@
     "sortFirstName": "ファーストネーム",
     "sortBirthday": "誕生日",
     "sortAge": "年",
+    "sortTtr": "TTR値",
     "sortQttr": "QTTR値",
     "ageRange": "年齢範囲",
     "ageFromPlaceholder": "から",
diff --git a/frontend/src/i18n/locales/pl.json b/frontend/src/i18n/locales/pl.json
index 50d9a344..f33c6de9 100755
--- a/frontend/src/i18n/locales/pl.json
+++ b/frontend/src/i18n/locales/pl.json
@@ -499,6 +499,7 @@
     "sortFirstName": "Imię",
     "sortBirthday": "Data urodzenia",
     "sortAge": "Wiek",
+    "sortTtr": "Wartość TTR",
     "sortQttr": "Wartość QTTR",
     "ageRange": "Wiek od - do",
     "ageFromPlaceholder": "od",
diff --git a/frontend/src/i18n/locales/th.json b/frontend/src/i18n/locales/th.json
index 69a20a29..1ac3848d 100755
--- a/frontend/src/i18n/locales/th.json
+++ b/frontend/src/i18n/locales/th.json
@@ -504,6 +504,7 @@
     "sortFirstName": "ชื่อ",
     "sortBirthday": "วันเกิด",
     "sortAge": "อายุ",
+    "sortTtr": "ค่า TTR",
     "sortQttr": "ค่า QTTR",
     "ageRange": "ช่วงอายุ",
     "ageFromPlaceholder": "จาก",
diff --git a/frontend/src/i18n/locales/tl.json b/frontend/src/i18n/locales/tl.json
index 26165bb8..8d065129 100755
--- a/frontend/src/i18n/locales/tl.json
+++ b/frontend/src/i18n/locales/tl.json
@@ -500,6 +500,7 @@
     "sortFirstName": "Pangalan",
     "sortBirthday": "Birthday",
     "sortAge": "Edad",
+    "sortTtr": "Halaga ng TTR",
     "sortQttr": "Halaga ng QTTR",
     "ageRange": "Edad mula - hanggang",
     "ageFromPlaceholder": "mula",
diff --git a/frontend/src/i18n/locales/zh.json b/frontend/src/i18n/locales/zh.json
index 3494fff8..5e99dc0e 100755
--- a/frontend/src/i18n/locales/zh.json
+++ b/frontend/src/i18n/locales/zh.json
@@ -503,6 +503,7 @@
     "sortFirstName": "名",
     "sortBirthday": "生日",
     "sortAge": "年龄",
+    "sortTtr": "TTR值",
     "sortQttr": "QTTR值",
     "ageRange": "年龄范围",
     "ageFromPlaceholder": "从",
diff --git a/frontend/src/views/MembersView.vue b/frontend/src/views/MembersView.vue
index 7cd552dd..c35655de 100755
--- a/frontend/src/views/MembersView.vue
+++ b/frontend/src/views/MembersView.vue
@@ -1113,8 +1113,8 @@ export default {
                 const date = new Date(member.lastTraining);
                 return Number.isNaN(date.getTime()) ? Number.MAX_SAFE_INTEGER : date.getTime();
             };
-            const getQttrValue = (member) => {
-                const parsed = Number.parseFloat(member?.qttr);
+            const getRatingValue = (member, rating) => {
+                const parsed = Number.parseFloat(member?.[rating]);
                 return Number.isFinite(parsed) ? parsed : null;
             };
             const compareStrings = (a, b) => String(a || '').localeCompare(String(b || ''), 'de-DE');
@@ -1132,21 +1132,23 @@ export default {
                     case 'age':
                         result = getAgeValue(a) - getAgeValue(b) || compareStrings(a.lastName, b.lastName);
                         break;
+                    case 'ttr':
                     case 'qttr': {
-                        const qttrA = getQttrValue(a);
-                        const qttrB = getQttrValue(b);
-                        const hasQttrA = qttrA !== null;
-                        const hasQttrB = qttrB !== null;
+                        const rating = this.selectedSort;
+                        const ratingA = getRatingValue(a, rating);
+                        const ratingB = getRatingValue(b, rating);
+                        const hasRatingA = ratingA !== null;
+                        const hasRatingB = ratingB !== null;
 
-                        // Fehlende QTTR-Werte immer nach unten sortieren, unabhängig von der Sortierrichtung.
-                        if (!hasQttrA && hasQttrB) {
+                        // Fehlende TTR-/QTTR-Werte immer nach unten sortieren, unabhängig von der Sortierrichtung.
+                        if (!hasRatingA && hasRatingB) {
                             result = 1;
-                        } else if (hasQttrA && !hasQttrB) {
+                        } else if (hasRatingA && !hasRatingB) {
                             result = -1;
-                        } else if (!hasQttrA && !hasQttrB) {
+                        } else if (!hasRatingA && !hasRatingB) {
                             result = compareStrings(a.lastName, b.lastName) || compareStrings(a.firstName, b.firstName);
                         } else {
-                            result = (qttrA - qttrB) * direction || compareStrings(a.lastName, b.lastName) || compareStrings(a.firstName, b.firstName);
+                            result = (ratingA - ratingB) * direction || compareStrings(a.lastName, b.lastName) || compareStrings(a.firstName, b.firstName);
                         }
                         break;
                     }
@@ -1161,8 +1163,8 @@ export default {
                         result = compareStrings(a.lastName, b.lastName) || compareStrings(a.firstName, b.firstName);
                         break;
                 }
-                // QTTR berücksichtigt die Sortierrichtung bereits im Zweig selbst.
-                if (this.selectedSort === 'qttr') {
+                // TTR und QTTR berücksichtigen die Sortierrichtung bereits im Zweig selbst.
+                if (this.selectedSort === 'ttr' || this.selectedSort === 'qttr') {
                     return result;
                 }
                 return result * direction;