Ian O'Neill Smith (born May 29, 2005), known mononymously as ian, is a rapper and producer from St. Louis, Missouri, and based in Dallas, Texas. He is also sometimes referred to as Ian Ferguson.

ian started releasing music through his SoundCloud as early as 2018 under the alias suburbancerberus, where he used to make mixes of other big named artists. He would then start producing for other artists in 2019 through 2022 for other artists such as Izaya Tiji and Lil Xelly. ian would then release his first single “G63” on July 15, 2022, kicking off his solo career in music.

Shortly after, ian would release his debut EP, Only For A While, on August 4, 2022. ian would then shift away from producing music to releasing a slew of music through all platforms, even releasing a couple more EP’s throughout late 2022 and 2023.

Entering into the new year, 2024, ian would release “Figure It Out,” to which the song would see immediate success, primarily through TikTok, giving him a boost in his career. He would then follow up the success of “Figure It Out” a month later in March 2024 with the song, “Grand Slam.” Due to the success of both songs, ian would land himself a record deal with Bu Thiam’s Bu Vision, which is a subsidiary of Columbia Records.

Since the success of “Figure It Out” and “Grand Slam,” ian has since been getting recognition from the likes of Kai Cenat, Lil Yachty and the Concrete Boys, Metro Boomin, and even Drake, who followed ian through Instagram.

On May 17, 2024, ian would go onto release his debut mixtape, Valedictorian. He would release the deluxe version on May 31, two weeks after it’s release.

On October 18, 2024, after a slew of singles released throughout the rest of the year, ian would release his debut studio album, Goodbye Horses.

Entering into 2025, ian would earn himself his biggest year, where he officially landed himself a spot in the XXL Freshmen Class of 2025, which spawned his infamous freestyle, getting attention through social media from his choice of lyrics. He would then officially release his freestyle titled “Oh Ok (xxl freestyle)” shortly after the freestyle was premiered. On October 24, 2025, ian released his sophomore mixtape 2005.

ian is now expected to release his sophomore studio album Valedictorian 2 sometime in 2026.