Vana's list "Bodies of Water: Lake, River and Brook" of 7 great name ideas: Rivulet - Gill!

Bodies of Water: Lake, River and Brook

Rivulet

Runnel 

Strait

Stream

Tarn

Gill is a masculine name with multiple origins, functioning both as a standalone name and a diminutive of Gilbert or Gillian. Derived from the Old Norse 'gísl' meaning "hostage" or "pledge," it also has Middle English connections to Saint Giles. In some regions, particularly Scotland, Gill relates to the Gaelic word for "servant." As a surname-turned-first-name, it carries an understated strength and simplicity. Gill has maintained modest popularity throughout the decades, appreciated for its brevity and unpretentious style. The name suggests someone practical, reliable, and straightforward. Its single-syllable simplicity gives it a modern feel despite its ancient origins, making it a timelessly appealing choice.