CREATE TABLE table_204_544 (id DECIMAL, "rank" DECIMAL, "name" TEXT, "nationality" TEXT, "time" TEXT, "notes" TEXT)

who was the first canadian player to finish ?
SELECT "name" FROM table_204_544 WHERE "nationality" = 'canada' ORDER BY "rank" LIMIT 1
SELECT "name" FROM "table_204_544" WHERE "nationality" = 'canada' ORDER BY "rank" NULLS FIRST LIMIT 1