George Herbert Marsden (born 16 October 1880 – 7 July 1948) was an English dual-code international rugby union and professional rugby league footballer who played in the 1890s and 1900s. He played representative rugby union (RU) for England and Yorkshire, and at club level for Morley R.F.C., as a fly-half, i.e. number 10, and representative level rugby league (RL) for England and Yorkshire, and at club level for Bradford F.C. (now Bradford Park Avenue A.F.C.) (captain), as a stand-off, i.e. number 6.