Ryabtsev or Rabtsaw () is a Slavic masculine surname, its feminine counterpart is Ryabtseva or Rabtsaw. It may refer to Anton Rabtsaw (born 1987), Belarusian football player Dzmitry Rabtsaw (born 1991), Belarusian football player Sergey Ryabtsev (born 1958), Russian musician Vladislav Ryabtsev (born 1987), Russian rower Zhanna Ryabtseva (born 1977), Russian politician