OMG通常为英文“Oh My God”或“Oh My Gosh”的缩写，用以表示感叹，通常作为缩略语在短信和网络论坛上出现。

除此之外，OMG还可以指：

OMG may refer to:

• "OMG (Oh My Gosh)", a song by Sabrina Washington
• "OMG (song)", a song by Usher featuring will.i.am
• "O.M.G", by Jenna Rose
• "OMG (Oh My God)", by TaeTiSeo from Twinkle
• "OMG", by Little Mix from Get Weird