The Hong Kong Senior Shield 2004–05, also known as the Sunray Cave Senior Shield 2004/2005, is the 103rd staging of the Hong Kong's oldest football knockout competition. The competition started on 9 April 2005 with 9 Hong Kong First Division League clubs and concluded on 13 April 2005 with the final. Sun Hei captured their 1st title of the competition after beating Happy Valley by 4-2 in the final.