Katharin Kelker

{{Short description|American politician}}

{{BLP sources|date=July 2020}}

{{infobox officeholder

| name = Katharin Kelker

| office = Member of the Montana Senate from the 24th district

| term_start = January 2, 2023

| term_end = November 13, 2024

| predecessor = Mary McNally

| successor = Emma Kerr-Carpenter

| office1 = Member of the Montana House of Representatives from the 47th district

| term_start1 = January 5, 2015

| term_end1 = January 2, 2023

| predecessor1 = Mary McNally

| successor1 = Denise Baum

| birth_date = {{birth date and age|1943|5|7}}

| birth_place = Cleveland, Ohio

| party = Democratic

| residence = Billings, Montana

| alma_mater = Hiram College, Montana State University

| spouse = Paul

| children = 4

|}}

Katharin "Kathy" Kelker (born May 7, 1943) is an American politician who served as a Democratic member of the Montana Senate.{{cite web |url=https://ballotpedia.org/Montana_State_Senate_elections,_2022 |title=Montana State Senate elections, 2022 |website=Ballotpedia |access-date=March 25, 2022}} She previously served in the Montana House of Representatives from 2015 to 2023 before being termed out.{{cite web |title=Copper Book: Lawmakers of Montana, Legislative Session of 2021 |url=https://leg.mt.gov/session/copper-book/ |website=Montana State Legislature |publisher=Montana Legislative Services Division |access-date=3 July 2021|page=47}} She resigned from the Montana Senate in November 2024.{{cite web |url=https://dailymontanan.com/2024/12/03/yellowstone-county-commissioners-pick-kerr-carpenter-to-replace-kelker-in-the-montana-senate/ |title=Yellowstone County Commissioners pick Kerr-Carpenter to replace Kelker in the Montana Senate |website=Daily Montanan |access-date=December 11, 2024}}