Q nomenclature (from the IAU and from unofficial sources)

Italics indicate farside features.

-NASA- Quadrant (Apollo-15 site)
-Van Langren- Quaresini (Lee Eta, see page 196 of E.A.Whitaker's Mapping and Naming the Moon)
-NASA- Quark (Apollo-15 site)
-Van Langren- Quesada (Milichius Gamma, see page 199 of E.A.Whitaker's Mapping and Naming the Moon)
-Caes- Question mark (the "?"-shaped string of high-albedo craterlets at 5°N/ 27°E in Mare Tranquillitatis)
-Menzel, 1971- Quetelet (the one and only officially recognized name on the moon which starts with the letter Q)