tetraiodide may refer to:
Carbon tetraiodide, CI4 Diphosphorus tetraiodide, P2I4, an orange crystalline solid and a versatile reducing agent Germanium tetraiodide, GeI4 Iridium tetraiodide, IrI4 Niobium tetraiodide, NbI4 Platinum tetraiodide, PtI4 Polonium tetraiodide, PoI4 Protactinium tetraiodide, PaI4 Rhenium tetraiodide, ReI4 Silicon tetraiodide, SiI4 Tantalum tetraiodide, TaI4 Tellurium tetraiodide, TeI4 Thorium tetraiodide, ThI4 Tin tetraiodide, SnI4 Titanium tetraiodide, TiI4 Tungsten tetraiodide, WI4 Uranium tetraiodide, UI4