The Dot and the Line: A Romance in Lower Mathematics (ISBN 1587170663) is a book by Norton Juster. It was first published by Random House in 1963. It tells the story of a straight line who falls in love with a dot. The dot, however, does not return his love, as she's infatuated with a squiggle.

Juster illustrated The Dot and the Line himself.

Famed animator Chuck Jones adapted The Dot and the Line into an Academy Award-winning animated short film.