The issue of tactical training in current lawn tennis occupies the attention of coaches and specialists in the field, especially because it is the essential part by which players of equal technical, physical and mental value can tip the balance of victory in their favor. For this reason, in the contemporary training system for athletes, especially in the training process of junior tennis players, more attention is paid to tactical training, to be learned and then improved in proportion to age. In our opinion, the study refers to the search for solutions to improve the tactical training of junior tennis players during training. Research organization. Starting from the analysis, design, establishment and interpretation of theoretical aspects, the results of the sociological questionnaire conducted on a number of 100 technicians and specialists, of different ages and genders from Romania and the Republic of Moldova, working in children's and junior centers, we can deduce that the issue of tactical training of junior tennis players is topical and of particular concern to those interviewed. Therefore, we consider that, in the training process, the tactical training is conditioned by the theme of the lessons, by the exercises used, by the methodology applied by each specialist, as well as by the individual features of the athletes. Results. Analyzing the answers of tennis specialists, it was highlighted that notions for learning the tactics of the simple game must be transmitted to athletes from an early age, 75% of respondents indicated the age under 11 for this, which emphasizes once again the importance of tactics in tennis today. In order to reinforce this idea and to show the special role played by the tactics and strategy approached during a tennis match, all the 100 specialists interviewed answered positively to the question related to this problem, thus, 66% considered it very effective, the remaining 34% effective.