Parental involvement in students‟ learning process (SLP) has important roles for the academic improvement of children. Since parents live together with children, therefore have the ability to mentor their children towards academic achievements. The studies indicated that parental involvement in SLP has been a challenge at worldwide and Tanzania is not spared in the list. This problem is more acute in Tanzanian public secondary schools and this is what brought attention for taking this study in public secondary schools of Newala District titled „Parental involvement in students’ learning process in public secondary schools’ The study intended to identify areas in which parents are involved in students‟ leaning processes. It also examined challenges faced by teachers in ensuring parental involvement in students‟ learning processes. The study further explored possible ways of maximizing parental involvement in students‟ learning. Mixed research approach and concurrent triangulation design were used. The study used a total sample size of 100 respondents which comprised of 75 students, 14 parents, 5 head of schools, 5 academic teachers and District education officer. Questionnaire, interviews and Focus Group Discussion (FGD) were applied as methods of data collection. The study used descriptive statistics basic frequency and percentages in analysing quantitative data with the help of Statistical Package for Social Science (SPSS) version 20.Qualitative data was analysed through thematic analysis. The study found that parental involvement at home was inadequately practiced. Parent involvement at schools was through receiving students report from schools and attending meetings and other school events. Teachers faced some challenges in involving parents in students‟ learning processes which include home occupation, parent education, social factors, and geographical locations. In addition, the study found parents‟ education to be the best solution for encouraging them to be involved in their students‟ learning processes. The study recommended some amendments in education policy for motivating parents in SLP.