Nicholas Dubois Dominic Beck (May 4, 1857 – May 15, 1928) was a lawyer and jurist in Alberta, Canada.

He was called to the Ontario bar in 1882, moving his practice to Winnipeg, Manitoba the year after, then made his way further west, to Calgary in 1889 practicing at the firm of Lougheed, McCarthy & Beck, and settling in Edmonton in 1891 to form the firm of Beck, Emery, Newell and Boulton.

In 1910 he was appointed Chairman of the Royal Commission investigating the Alberta and Great Waterways Railway scandal.

Beck had four children: Cyril L., H. Austin, J.C. Landry, and Beatrice who married H. Milton Martin.

He died on May 15, 1928, at the age of 71 while in Seattle, Washington on his honeymoon with his third wife, Jeanne Tilley.