Guests rave about the staff of Great Southern Killarney, describing them as "5 star," "lovely," "friendly," and "helpful." Specifically, reviews mention the front doorman, reception staff like Brian and Liam and event coordinator Evelyn as being particularly professional, knowledgeable and accommodating. The level of service and attention from the staff is consistently praised with guests noting that they make the hotel experience exceptional. The staff are described as warm, engaging and accommodating, going above and beyond to make guests feel at home. While there are some negative comments about certain employees, the overall consensus is that the staff of Great Southern Killarney are a major highlight of the hotel.