2 in the pink 1 in the stink..

Trilogy.

Padraig

Here in Thailand, the word for "three" is SAAM.
If it was over here, an American boat, I'd call it "Uncle Saam".

(Doesn't really work in the U.S.).

Some great ideas. I'll vote for "3's Company".

RR

My Three Sons

My Three Lady's . An name them after your wife an 2 girls.

Aquaforce,
What power is in your new 419?

Glutton for punishment

Or better yet the best boat name of all time

41 APACHE

Not a play on three, but "What Money?!"

There was a triple engine Sonic on the bay named "Triple Vodka Sonic" I always liked that! Obviously it doesn't work for a Formula.

"Three$ a Crowd" - if you liked Threes company.
More Than Double
Three Times the Fun