黑喉潜鸟（学名：Gavia arctica），中型大小为潜鸟科之一员。

嘴笔直灰黑色。成鸟体长63-75公分，翼宽100-120公分，外型像小一号但头部光滑的普通潜鸟。繁殖期灰头、黑喉、白腹、背部白粗黑细纹相间。非繁殖期头顶、后颈、背部黑褐色，从眼睛下方脸颊至前颈皆为白色。

The black-throated loon (Gavia arctica) is a migratory aquatic bird found in the northern hemisphere. The species is known as an Arctic loon in North America and the black-throated diver in Eurasia. Its current name is a compromise proposed by the International Ornithological Committee.