An adjustable fisherman seat assembly includes an elongated base member and a seat section. A mechanism for linearly displacing the seat includes: a linear shaft; a pair of linear slots; a bore; first and second linear arms; a bracket; and first and second pairs of spring members. A mechanism for adjustably pivoting the seat includes: a bar; a support plate; a rod; a toothed wheel; an elbow lever; an actuating arm; and a pawl. A fishing rod holder is statically coupled to the adjustably pivoting mechanism. A mechanism for supporting user feet includes a platform and a support stand. Such a platform has a finger extending downwardly and a locking pin. A plurality of independently compressible spring members is nested within the seat section.