||May 8, 1898
Alphonse Gemuseus (born May 8, 1898, date of death unknown) was a Swiss horse rider who competed in the 1924 Summer Olympics and in the 1928 Summer Olympics.
In 1924 he and his horse Lucette won the gold medal in the individual jumping competition. They also won the silver medal as part of the Swiss team in the team jumping competition.
Four years later he and Lucette finished eighth as part of the Swiss team in the team jumping competition as well as in the individual jumping event.