D ) ▁ ▁. ▁George ▁W . ▁Hop kins ▁( D ) ▁ ▁. ▁Joseph ▁Johnson ▁( D ) ▁ ▁. ▁William ▁G . ▁Brown , ▁Sr . ▁( D ) ▁ ▁Non - v oting ▁members ▁ ▁. ▁August us ▁C . ▁D odge ▁( D ), ▁until ▁December ▁ 2 8 , ▁ 1 8 4 6 ▁ ▁. ▁Morgan ▁L . ▁Martin ▁( D ) ▁ ▁Ch anges ▁in ▁membership ▁The ▁count ▁below ▁reflect s ▁changes ▁from ▁the ▁beginning ▁of ▁the ▁first ▁session ▁of ▁this ▁Congress . ▁ ▁Senate ▁ ▁rep lac ements : ▁ 8 ▁ ▁Democr ats ▁( D ): ▁no ▁net ▁change ▁ ▁Wh igs ▁( W ): ▁no ▁net ▁change ▁ ▁death s : ▁ 3 ▁ ▁res ign ations : ▁ 6 ▁ ▁inter im ▁appoint ments : ▁ 1 ▁ ▁seats ▁of ▁newly ▁admitted ▁states : ▁ 4 ▁ ▁Total ▁seats ▁with ▁changes : ▁ 1 4 ▁ ▁| - ▁| ▁Florida ( 1 ) ▁| ▁V ac ant ▁| ▁Florida ▁admitted ▁to ▁the ▁Union ▁at ▁end ▁of ▁previous ▁con gress ▁| ▁ ▁| ▁David ▁L . ▁Y ule e ▁( D ) ▁| ▁Elect ed ▁July ▁ 1 , ▁ 1 8 4 5 ▁ ▁| - ▁| ▁Florida ( 3 ) ▁| ▁V ac ant ▁| ▁Florida ▁admitted ▁to ▁the ▁Union ▁at ▁end ▁of ▁previous ▁con gress ▁| ▁ ▁| ▁James ▁West c ott ▁( D ) ▁| ▁Elect ed ▁July ▁ 1 , ▁ 1 8 4 5 ▁ ▁| -