Azure Databricks is now available in the Azure Government cloud (in preview)

Azure Databricks is now available in preview to Azure Government customers in the US Gov Virginia and Arizona regions. Azure Databricks provides a fast, easy, and collaborative Apache Spark™-based analytics platform as a fully managed service. It helps you increase your developer productivity, automatically scales with your most demanding workloads, and enables enterprise-grade security that’s easy to use on Azure.
Source: Azure Roadmap