In today's Digital era, everything is at fingertips with the help of fast internet search engines and plenty of available information in all domain. The data can easily be copied, transferred, downloaded, edited and many more things can be done. Watermarking is recommended to ensure that the rights of the owner remain intact with the original work. Watermarking may be visible or invisible depending upon its application. Here we have presented a review on various Video Watermarking techniques.