Background: The endoscopic brow lift procedure is gaining acceptance as an effective aesthetic procedure. Although several authors have described their techniques, none have objectively quantified their result at 1-year follow-up. Objective: The purpose of this study was to objectively evaluate the outcome after an endoscopic brow lift with a minimum of 1 year follow-up. Methods: The amount of brow elevation at three points along the brow, the outcome of corrugator ablation, changes in corrugator and frontalis furrows, sensory changes, temporal branch function, and patient satisfaction in 20 consecutive patients were evaluated. The average time at follow-up was 15 months, with a range of 12 to 23 months. Results: The brow at the lateral canthus was elevated 2.1 ± 2.8 mm ( P < .001), 1.9 ± 2.5 mm ( P < .001) at the lateral limbus, and 2.4 ± 3.0 mm ( P <.001) at the medial canthus. The frontalis furrows improved significantly ( P = .002). Eighty-five percent of the patients had normal sensation, and 15% had abnormal sensation. Seventy-five percent had no alopecia or scarring, and 25% had small areas of spot alopecia and scarring. No patients had a temporal branch nerve injury. Conclusions: This study confirms that the endoscopic brow lift procedure is effective and that the results can be objectively quantified at 1-year postoperative follow-up. The procedure had complications including spot alopecia and some sensory changes persistent at 1 year. A high (95%) patient satisfaction rate was noted in our study.