Here is the full list of all 12 Mini Golf Arena achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
You can do it in one stroke!
Double bogey is the two strokes over par
Eagle - two strokes under par
Hit shot with a strength of 100!
PAR is the predetermined number of strokes
OVER BOGEY is more than three strokes over par
Try to out of bounds!
Triple bogey is the three strokes over par
Birdie - one stroke under par
Bogey is the one stroke over par
FINISH THE TUTORIAL!
Albatross (Double Eagle) - three strokes under par