Laparoscopic Knot Applicator is a tool designed to facilitate application of “surgeons Knot” (FIG. 2) to ligate vessels and structures during laparoscopic procedures. Applying the secure surgeons knot in any surgical procedure is a life saving basic skill but it is a difficult task in laparoscopic surgeries. Operation of this tool (FIG. 3) ensures application of safer and secure knots compared to currently available techniques like clips, loops and Harmonic scalpel. Simple design of this tools enables laparoscopic surgeon to apply very secure conventional “surgeons knot” easily during laparoscopic surgeries even in a very limited surgical space. Cleaning and the sterilization of the instrument which is essential in surgical procedures is very easy as there are no electronic parts incorporated.