The present invention relates to a sterilizing toilet cover capable of blocking inner bacteria. The sterilizing toilet cover capable of blocking inner bacteria enables a user to flush water of a toilet by closing the toilet cover and, therefore, prevents bacteria from spreading upward. Also, the sterilizing toilet cover can treat the bacteria by a sterilizing lamp at same time when the toilet cover is closed. So, the sterilizing toilet cover can solve a problem of damage to health due to the bacteria which are spread upward when the toilet is flushed while an existing cover is opened. In other words, according to the present invention, the sterilizing toilet cover comprises: a sensor formed in a round shape at an end of a seat and a seat cover to enable the user to check whether the cover is closed the sterilizing lamp formed to correspond to the shape of the seat on the bottom of the seat cover so that the bacteria on the seat can be sterilized the seat cover formed in the form of an existing seat cover to prevent the bacteria from being spread upward and prevent the water from splashing the seat formed in the form of an existing seat so that a person can sit and a lever button formed in the form of being pushed from the upper side of a toilet water tank so that the user can flush the water without bending a waist forward. Therefore, according to the present invention, the sterilizing toilet cover can prevent the bacteria from being spread upward by flushing the water by closing the toilet cover. Also, the sterilizing toilet cover can treat the bacteria by the sterilizing lamp at the same time when the cover is closed. So, the sterilizing toilet cover can solve the problem of damage to the health of the user due to the bacteria spreading upward when the water of the toilet is flushed while the existing cover is opened.COPYRIGHT KIPO 2018본 발명은 내부 세균 차단이 가능한 살균 변기 커버에 관한 것으로서 변기 뚜껑을 닫아 물을 내림으로서 세균이 올라오는 것을 막아주고 살균 램프로 인해 뚜껑을 닫음과 동시에 세균도 처리할 수 있게하도록 함으로써 기존의 뚜껑을 연 채로