In this chapter, the authors provide an overview of domestic (DV) and intimate partner violence (IPV) with respect to the relevant definitions, statistics, and research associated with them. First, they present various definitions and types most commonly accepted in the professional literature as well as the association with firearm misuse in these contexts. Furthermore, the authors present psychological components and theories of DV and IPV, including battered woman syndrome and its utility in court proceedings and the like. In addition, they present various high-profile DV and IPV incidents involving firearms, including those that have involved celebrities, athletes, citizens, and law enforcement personnel. Lastly, the authors review laws, regulations, and protective orders associated with DV and IPV scenarios.