Where does “Suzuki” come from?

Suzuki (Japanese) comes from Japanese スズキ, from Japanese 鈴木, from Japanese 木, from Old Japanese 木, from Proto-Japonic kəy — tree.

Ancestry of “Suzuki”, step by step

Step	Language	Word	Meaning
1	Japanese	スズキ	—
2	Japanese	鈴木	the 2nd most common surname in Japan
3	Japanese	木	a tree or shrub; wood, timber, lumber; a tree
4	Old Japanese	木	a tree or shrub; wood, timber, lumber; Combining...
5	Proto-Japonic	kəy	tree