Answer: John Locke
Explanation: John Locke as one of English most influential Enlightenment philosophers, with his ideas, was an inspiration to Thomas Jefferson for the Declaration of Independence. Locke's ideas about the government and its responsibilities to the citizens, by which it is obliged to secure and protect natural and inherent rights of everyone, above all, life, liberty and the pursuit of happiness, are in fact the basic ideas of the Declaration and later of the US Constitution and US society.