What is the latest operating system for Mac?

macOS

• Mac OS X Lion – 10.7 – also marketed as OS X Lion.
• OS X Mountain Lion – 10.8.
• OS X Mavericks – 10.9.
• OS X Yosemite – 10.10.
• OS X El Capitan – 10.11.
• macOS Sierra – 10.12.
• macOS High Sierra – 10.13.
• macOS Mojave – 10.14.

What are the Mac operating systems in order?

macOS and OS X version code-names

1. OS X 10 beta: Kodiak.
2. OS X 10.0: Cheetah.
3. OS X 10.1: Puma.
4. OS X 10.2: Jaguar.
5. OS X 10.3 Panther (Pinot)
6. OS X 10.4 Tiger (Merlot)
7. OS X 10.4.4 Tiger (Intel: Chardonay)
8. OS X 10.5 Leopard (Chablis)