Which herb is a member of the onion family?

The herb that is a member of the onion family is chives.

Here's why:

* Botanical Family: Chives, along with onions, garlic, shallots, and leeks, all belong to the *Allium* genus.

* Similar Characteristics: They share similar flavor profiles (though chives are milder), have similar growth habits, and produce bulbs.

So, if you're looking for a milder, more delicate onion flavor in your cooking, chives are the herb for you!