When I was studying for my ordination exams in the PCA, one field of study which took up much of my time was the history of Presbyterianism in America. I used several different resources, but one of the most helpful was a graph I came upon that tries it’s best to depict the several different presbyterian denominations, and how they relate to one another over history. This is the diagram:

Recently, there have been a few different attempts to represent the same information via an updated graph. Admittedly, the older graph isn’t the easiest thing to look at! Below is a newer version which I created, which may be more helpful for those following along.