Sticky, YES there are several "9mm" cartridges. A 9mm Luger is also known as 9 x 19.
A 9mm Kurz is the same as .380 ACP and a 9mm Makarov is also known as a 9 x 18. I'm sure there are more, but these are off the top of my head.
Welcome to the Forum. Hope this helps.
