The Relationship between Leadership Styles of Coaches, Achievement Motivation and Sport Commitment of Judoka in Iranian pro league

The purpose of this study was to investigate the relationship between Leadership Styles of Coaches with Achievement Motivation and Sport Commitment of Judoka in Iranian pro league. Statistical population of this study comprised the entire Judokas (N=162) of pro league in Iran. Statistical sample set includes entire judo players of pro league in Iran (n=162). In order to collect information Leadership Scale for Sport of Chelladurai & Saleh (1993), Sport orientation Questionnaire of Gill (1988) and Sport commitment Questionnaire of Scanlan & et.al (1993) were used. Descriptive methods were used to analyze the data and in order to determine the relationship a multiple variable regression was used. Data analysis results showed that there is a significant relationship between the Leadership Styles of Coaches and the Achievement Motivation and the Sport Commitment (p<0.05). Also, findings showed that there is a significant relationship between leadership styles of democratic, positive feedback and social support on the one hand, and Achievement Motivation(p<0.01) and the sport commitment, on the other(p<0.05). But, there was no relationship between the styles of training and instruction and authoritarian types of leadership on the one hand and the Achievement Motivation, Sport Commitment of the players, on the other (p>0.05). Generally Leadership styles of coaches are important and predictive factor in athlete’s Achievement Motivation and Sport Commitment.