Qays ibn al-Mulawwah , widely known as (Layla’s Madman), is the most iconic figure in Arabic romantic poetry. His verses, composed in 7th-century Bedouin Arabia, defined the genre of "Udhri love"—a pure, obsessive, and tragic devotion. Where to Find Qays ibn al-Mulawwah Poems (PDF Links)

This is a digitized version of a classic Arabic diwan (collection) from the Digital Library of India, hosted on Internet Archive . It contains the primary poetic works attributed to Qays.

If you are looking for digital collections of his work, here are the primary sources available online: