Street children is one of the most serious social problems. Starting from parents who are immigrants to homeless, buskers and even beggars then also impact to their child. Most of this is due to the existence of employment is not proportional with the number of population growth causing unemployment. In addition, expensive school fees result in children dropping out of school. Children are also required to earn money for then sake of life in the city  Social services in the field of social rehabilitation seek to address the problem of street children in order to reduce their growth. This research was conducted to find out the social interaction form of Social Rehabilitation employees in handing street children in Surabaya. This research is a qualitative research using phenomenology approach and social interaction theory perspective from George Simmel. Taking subjects using purposive sampling techniques while for the method of data retrieval by observation and interview. Data analysis techniques used from Miles and Huberman is through 3 stages, data reduction, data display and conclusion. The result obtained in this study are street children consisting of various reasons that background, both from the environment, family condition, economic condition. The handling done by the Social Rehabilitation field in Social Service through social interaction then repatriates to their hometown or accommodates the children to a social cottage. Provide education and skills that are useful to children, just give a positive impact not only reduce street children but also create new more creative and mentally better children.
 
Kata Kunci : Street children, Social interakction, Social Rehabilitation