Macdonell is a surname of Scottish origin, often associated with the clan MacDonnell. The clan has a rich history, primarily in the western regions of Scotland, particularly Islay and Mull. Members of the clan have played significant roles in Scottish history, including military and political leadership. In addition to its historical significance, Macdonell can also refer to various places and institutions, such as Macdonell Lake in Canada. The name is used in different contexts, including schools and businesses, reflecting its cultural and geographical influence in various regions.