Originating as a surname, the name Shellby has gained popularity as a feminine given name. It is believed to have originated from the Old Norse word "selja" meaning "willow." The name Shellby carries associations with nature and tranquility. In terms of popularity, it has seen moderate usage in the United States, with its highest ranking occurring in 2011 when it reached number 9,145. The English pronunciation of Shellby is pronounced as SHEHL-bee (/ˈʃɛlbi/).