Frederic Kimber Seward Sr. (sometimes misspelled Frederick) (March 23, 1878 – December 7, 1943) was a prominent corporate lawyer in New York City.

[1][6] He served on the Board of Trustees of George Gustav Heye's Museum of the American Indian starting in 1916.

[5] Seward, returning from Europe on a business trip, was on board RMS Titanic when it struck an iceberg and sank on the night of April 14, 1912.

[8][9][10] Seward filed a joint lawsuit with other survivors against White Star Lines; he himself was legal counsel for a victim of the sinking, John Montgomery Smart, and worked on settling his estate.

[11] He also served as the chairman of a committee to honor the bravery of Captain Arthur Rostron of RMS Carpathia and his crew.