Objective: This research aimed to identify the relation between clinical instructors and the caring behavior and commitment of new nurses in a hospital. Method: Using a correlation descriptive research design, this study employed a cross-sectional approach with 104 new nurses of a hospital in South Jakarta. The measurement instruments regarding the clinical instructors’ competence, a caring behavior inventory (CBI)-24, and a commitment questionnaire by Allen and Meyer. Results: The result of a t-independent test reveals that (1) clinical instructors’ competency is related to the new nurses’ caring behavior (p < 0.001; α = 0.05) and (2) the result of the chi-square shows no relation between clinical instructors’ competency and the new nurses’ commitment (p = 0.844). Conclusion: Personal characteristics are the factors that are most related to the caring behavior of new nurses. Clinical tutoring teaching skill is the factor that is most related to a new nurse's commitment. © 2019 Elsevier España, S.L.U.