In general, logical fallacy is a kind of error in reasoning. More specifically, it is a defective or invalid argument which seems reasonable, yet it is often persuasive and deceitful, though not always. There have been some previous studies and books related to logical fallacies, yet most of them focused on American Presidential Debates. Therefore, this book was focused on describing some common types of logical fallacies in a new atmosphere, which is in Indonesia Presidential Debates.