Overall, reviews of Au Vieux Duluth describe consistently tasty food and attentive service, with many diners praising the Greek inspired dishes, savory brochettes, souvlaki, and seafood, plus solid value and a welcoming ambiance that makes it a reliable spot for family gatherings and celebrations. Multiple visits are cited as enjoyable experiences with friendly servers and a lively atmosphere; some guests repeatedly return for events and milestones. Yet several comments highlight negatives such as rude or rushed greetings, pressure to order before seating, and slow or inconsistent service during busy periods, including issues with drinks and mistaken or late courses. Dietary restrictions are sometimes not accommodated on set menus, and there are reports of long wait times and even safety concerns in some visits. Noise level is frequently noted as high, which can hinder conversation despite good food. Overall the restaurant comes across as a dependable choice with flavorful, well cooked dishes, but for some diners the experience can be affected by service hiccups and a very bustling environment.View restaurant profile