The aim of this research is to know the relationship of critical thinking skills with learning achievement on semester VII students of Nursing Science Program (S-1) Health Science High School Wira Husada Yogyakarta 2012/2013.The research design was descriptive correlative aimed to identify whether or not the relationship between critical thinking skills with learning achievement on students of Health Science High School Wira Husada Yogyakarta in Academic Year 2012/2013. Respondents of this research is Semester VII students of Nursing science program. The research sample of 50 students. Sampling techniques are simple random sampling. Using data analysis Spearman rank correlation test.There is a relationship between critical thinking skills with the learning achievement courses Medical Surgical Nursing II semester VII students of Nursing Science Program Health Science High School Wira Husada Yogyakarta. It can be seen from the Spearman rank correlation test results, obtained significant value r = 0.334 and Ï = 0.018 so that alternative hypothesis Ha is accepted and Ho is rejected. It means, there is a relationship between critical thinking skills with the learning achievement semester VII student of Nursing Science Program (S-1) Health Science High School Wira Husada Yogyakarta.Keywords : Critical thinking, learning achievement