Abstract: A Study was conducted in Kanayakumari district to find out the efficiency of water use for paddy and banana and the relationship between the characteristics of the respondents and the efficiency of water use. The study reveals that 60.67 per cent of the respondents had low water use efficiency and 25.33 per cent of them had medium water use efficiency in paddy. Only 14.00 per cent of them had high water use efficiency in paddy. This study also shows that 61.33 per cent of them had low water use efficiency followed by medium water use efficiency (21.33 per cent) in banana. Only 17.34 per cent had high water use efficiency in banana.