Sveti Jernej may refer to several places in Slovenia:
Seča, a settlement in the Municipality of Piran (known as Sveti Jernej until 1958) Sveti Jernej, Slovenske Konjice, a settlement in the Municipality of Slovenske Konjice Sveti Jernej nad Muto, a settlement in the Municipality of Muta Sveti Jernej pri Ločah, the name of Sveti Jernej in the Municipality of Slovenske Konjice until 1955