Proportionality in the Delimitation of the Maritime Boundaries from the Perspective of International Jurisprudence

“Proportionality” has an important role in In implementing the "Equity" in the delimitation of the Maritime Boundaries. This principle is considered as a measure of equitable for Maritime delimitation. Proportionality and developments of this principle in delimitation of Maritime Boundaries is indebted to judicial procedure which International Court of Justice and other courts and tribunlas in its judicial procedure has presented it with different approaches and with transit through different stages, crystallized its.In this research, development of Proportionality in delimitation of Maritime Boundaries from judicial decisions perspectives have been investigated and by reasoning in international court decisions, it was determined that international judicial decisions in presentation and progressive development has had a vital role in the principle discussed and has made it as an equitable standard of delimitation of Maritime Boundaries.