Orlaya is a genus of flowering plants from Europe in the family Apiaceae, with between 1 and 11 species. They are annuals with finely-divided leaves, and umbels of lacy pink or white flowers. O. grandiflora, white laceflower, is well-known and widely cultivated as an ornamental in the UK and elsewhere. It has gained the Royal Horticultural Society's Award of Garden Merit.

The following species are currently accepted:-

• Orlaya daucorlaya Murb.
• Orlaya grandiflora (L.) Hoffm.
• Orlaya kochii Heywood
• Orlaya topaliana Beauverd

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