Abraham Aiyash (Arabic: أبراهام عياش) is an American politician who served as a member of the Michigan House of Representatives from 2020 to 2024. A member of the Democratic Party, Aiyash served as the chamber's majority floor leader. He represented much of Detroit's Midtown, New Center, North End, Boston Edison, Virginia Park, and all of the city of Hamtramck.

Aiyash was born and raised in Hamtramck, Michigan, the seventh of eight children. His parents immigrated to Michigan from Yemen. Aiyash was educated in the Hamtramck Public Schools and earned a Bachelor of Arts degree from Michigan State University, where he studied pre-medicine, political science, and Muslim studies.

When he was 13, Aiyash worked as a community organizer for the Barack Obama 2008 presidential campaign. In 2015 and 2016, he worked in the office of State Rep. Rose Mary Robinson.

In 2018, Aiyash was a candidate for the Democratic primary to represent Michigan's 2nd Senate district. He finished second after Adam Hollier, who won the general election. During his campaign, Aiyash was endorsed by the Detroit Free Press.

Abraham announced his candidacy for the 4th district of the Michigan House of Representatives following the death of Isaac Robinson in March 2020. In the Democratic primary, Aiyash placed first in a field of 13 candidates. He defeated Republican nominee Howard Weathington, Working Class Party candidate Linda Rayburn, and Independent MD Rabbi Alam in the November general election. He assumed office on December 1, 2020.

In 2023, Aiyash became majority leader of the House of Representatives, the first Arab-American to do so. He also became the highest-ranking Muslim American in the state's legislative history.

Aiyash did not run for reelection in 2024. He was succeeded by Joe Tate in the 9th district, which had been redistricted due to a legal challenge.

Aiyash has shown support for clean energy, legislation against pollution and other issues surrounding the environmental and public health.