This research aims to obtain objective information about the influence of self understanding service information to emotional intelligence at students grade XI of Senior High School. The method used in this research is descriptive method with quantitative approach. The population this research is all of students grade IX of Senior High School in the Year 2014/2015 which followself understanding service information. The research result shows that the self understanding service information of students grade XI reaching 69.48% inclusive of good category. The emotional intelligence at students grade XIreaching 70.80% inclusive of good category. The self understanding service information influence to emotional intelligence at students grade XI of Senior High School showed with regression equation: Ŷ = 1,234 + 0,575X + e. The coefficient correlation show result as big as 0.589 what its meaning existence correlation which strong enough and positive between self understanding service information withemotional intelligence at students grade XI of Senior High School. The t-test show that hypothesis nil refused. The analysis of determination coefficient show that 34.70% the emotional intelligent influenced self understanding service information