Lat Lum Kaeo (Thai: ลาดหลุมแก้ว, pronounced [lâːt lǔm kɛ̂ːw]) is the westernmost district of Pathum Thani province, central Thailand.

[1] Neighboring districts are (from the north clockwise): Lat Bua Luang of Phra Nakhon Si Ayutthaya province; Sam Khok and Mueang Pathum Thani of Pathum Thani province; and Pak Kret, Bang Bua Thong, and Sai Noi of Nonthaburi province.

The district is divided into seven sub-districts (tambons), which are further subdivided into 67 villages (mubans).

Rahaeng is a sub-district municipality (thesaban tambon) and covers part of tambon Rahaeng.

This Pathum Thani Province location article is a stub.