A Multi-Tenant Disaster Recovery Management System and method for intelligently and optimally allocating computing resources between multiple subscribers, the system comprising: one or more Multi-Tenant Disaster Recovery Management Server logically connected to one or more Production Site and one or more cloud based Disaster Recovery Site; a Network connecting said Multi-Tenant Disaster Recovery Management Server with said Production Site and said cloud based Disaster Recovery Site, wherein said Multi-Tenant Disaster Recovery Management Server is provided with at least one Disaster Recovery (DR) Manager Module, at least one Drill Scheduler Module, at least one Drill Executor Module, at least one WS Interface Module, at least one Usage Monitor Module and at least one Report Manager Module.