O mar na Lajinha, also as No mar da Lajinha (Capeverdean Creole, ALUPEK: U mar na Lajinha, Nu mar da Lajinha) is a Capeverdean novel published in 2004 by Germano Almeida. The story is about a group of people meeting regularly for a swim at the Lajinha beach on the island of São Vicente.

O mar na Lajinha

Author	Germano Almeida
Country	Cape Verde
Language	Portuguese
Publication date	2004
Media type	Print
ISBN	972-21-1609-6
Preceded by	Cabo Verde – Viagem pela história das ilhas
Followed by	Eva: Romance

One of the chapters are named "Women of Lajinha" ("Mulheres de Lajinha").

In 2006, this section of the novel would be adapted into a theatrical play which was performed at GTCCPPM in Mindelo, the area where the novel was set.^[1] One of the performers was João Branco.