Here are some photographers that I personally get inspiration from (in no particular order) that I think would definitely spice up your instagram.
1. Rosie Hardy
Want to learn to take photos exactly like her? Check out her website.
Check out his prints here.
Follow his youtube channel to get BTS of what it's like to be a photographer!
How I Shoot and Edit Portraits (The first vlog of his that I watched)
Check out his website for more shots!
6. Gabe Johnson