Step 1: Draw a crooked "C" shape to make the head.
Step 2: Add to bumps to make the eye ridges. In the lower bump, draw a circle with a comma inside it for the eye.
Step 3: Draw two curved lines coming out of the "C" shape in opposite directions.
Step 4: Draw a snail-like shape in the lower part of the face to create the siphon.
How to Draw an Octopus Face – Step-by-Step Tutorial