The question of whether the ancestors of Pakistanis were Hindu is a complex and controversial issue that has been debated by historians, archaeologists, and scholars for many years. While there is no simple answer to this question, it is important to understand the historical context and the various factors that have contributed to the diversity of Pakistan's population today.

Some of them yes but not all of them.

Pakistan is a country that has a rich and complex history, with influences from many different cultures and civilizations. The region now known as Pakistan was once part of the Indus Valley Civilization, one of the oldest civilizations in the world. This civilization was characterized by its advanced urban planning, sophisticated system of writing, and complex social and economic structures.

Over time, the region was conquered by a series of empires and dynasties, including the Mauryan Empire, the Gupta Empire, and the Mughal Empire. Each of these empires brought with them their own unique culture and traditions, including religion, language, and customs.

One of the most significant influences on the region was the arrival of Islam in the 7th century. The spread of Islam had a profound impact on the culture and society of the region, with many people converting to the new religion and adopting its practices and beliefs.

While it is true that many Pakistanis today are descended from people who were once Hindu, it is important to remember that this is just one part of the country's complex history. There are many other factors that have contributed to the diversity of Pakistan's population, including the influence of other religions, such as Buddhism and Sikhism, as well as the impact of migration and trade.

Today, Pakistan is a diverse and vibrant country, with a rich cultural heritage that is celebrated by its people. While the question of the ancestors of Pakistanis being Hindu is a complex and controversial issue, it is clear that the country's history and culture are shaped by a wide range of factors, and that its people are united by a shared sense of identity and pride in their heritage.