Diamondville may refer to:

• Diamondville microprocessor, an Intel Atom microprocessor
• Diamondville, California
• Diamondville, Wyoming

• Lake Tengiz
• Lake Tenkiller Ferry
• Lake Terang
• Lake Teshekpuk
• Lake Texana
• Lake Texoco
• Lake Texoma, Oklahoma
• Lake Tharthar raid
• Lake Theiss
• Lake Theodore Roosevelt
• Lake Thibadeau National Wildlife Refuge
• Lake Third Connecticut
• Lake Thousand Island
• Lake Thutade
• Lake Tiberius
• Lake Tibesti Soda
• Lake Tight
• Lake Tillery
• Lake Tillery Bridge
• Lake Timiskaming kimberlite field
• Lake Tinaroo
• Lake Tioga
• Lake tispaquin
• Lake Tispaquin
• Lake Titicaca Frog