"One Too" is a song recorded by Canadian country artists Dallas Smith and MacKenzie Porter. The song was written by Tom Jordan and Mitch Thompson of Seaforth along with Rocky Block and Alyssa Vanderhym. Jordan produced the track with Joey Moi, while it marked the second time Porter collaborated with Smith after the track "Friends Don't Let Friends Drink Alone" from Smith's 2020 studio album Timeless. The song is the second single from Smith's self-titled album.

Dallas Hendry Smith is a Canadian singer and songwriter, who performs both as a solo country music artist and as lead singer for the hard rock band Default. He is currently signed to Big Loud Records. Smith is the current record holder of most number one hits among all male Canadian artists on Billboard's Canada Country chart, at eleven. With Side Effects, Smith also became the first Canadian country artist in the Nielsen BDS era to chart four consecutive number one singles from one album, a feat he would then top with his next album, Timeless.