There has been much talk lately about the rethinking of foreign policy of Bangladesh in the post-Cold War ‘new world order’. This article argues that formulation of grand strategy can aid to Bangladesh’s foreign policy and contribute to the rethinking of Bangladesh’s foreign policy. The article investigates the root of misconception about grand strategy and discusses the modern meaning of grand strategy in the 21st century. The article also discusses relations of foreign policy and grand strategy and their place in the statecraft. Through examining secondary literature the article illustrates how grand strategy can aid Bangladesh’s foreign policy and can contribute to the rethinking of Bangladesh’s foreign policy by giving rationale to Bangladesh’s foreign policy, giving better foreign policy direction, helping to prioritize goals of foreign policy, aiding to take cautious foreign policy, cementing consistent foreign policy, seeking long term national goal, undertaking proactive foreign policy and even aiding to shape emerging regional future. The article concludes advocating for furtheradvanced research regarding grand strategy in Bangladesh.