Deborah C. "Deby" LaPlante (née Lansky, in second marriage Smith; born April 3, 1953) is an American retired female track and field athlete.

LaPlante set her personal best in the women's 100m hurdles event on June 16, 1979, clocking 12.86 in Walnut, California.

Deby was voted to the San Diego State Univ Hall of Fame.

[2] 1993 Deby held the Masters W40 World Record in the 80 meter hurdles.

This article about a track and field Olympic medalist of the United States is a stub.