丹尼斯·麦克尼古拉斯，Dennis McNicholas (born April 7, 1972) is an American writer and producer on Saturday Night Live. He was initially a writer on the show from 1995 to 2004, leaving the show after nine years. He had a stint as head writer from 2000 until his departure in 2004.He returned to the show more than 10 years later in the middle of season 40 in 2015, and has been Weekend Update writer since 2017.