According to Singapore Street Names1, Hamilton Road is yet another road in the Lavender neighbourhood that was named after one of the World War I generals, in this case it was Sir Ian Standish Hamilton, the British general who led the Gallipoli expedition. However, there is also a possibility that the road was named after one Walter & Hamilton, a partner of Hamilton, Gray & Company at Battery Road. There is also a Hamilton Road in Penang, but that road was named after a headmaster of the Penang Free School.