 He again volunteered for service in South Africa in early 1900, during the Second Boer War, and was appointed a captain in the Imperial Yeomanry on 14 February 1900.He raised and commanded the 4th (Glamorgan) Company, IY, which left Liverpool on the SS "Cymric" in March 1900 to serve as a company of the 1st Battalion Imperial Yeomanry.On 18 April 1900 he was appointed 2nd in command of this battalion.