De Lanson Alson Newton Chase (26 April 1875 – 19 October 1953) was an American politician.
De Lanson Chase was born in Jay, Vermont.
Chase was also engaged in the real estate business and in banking.
Eventually he reached the position of the President of the First National Bank of Pleasanton.
For nine years he was treasurer of the Pleasanton school district and between 1916 and 1920 he was a member of the Kansas House of Representatives.