Hendrix Jim "Jimboy" Balasoto Martin(born October 12, 1997), better known asJimboy Martin, is a Filipino rapper, performer and reality television contestant who won in the teen edition of Pinoy Big Brother: 737. Before he proclaimed as the season's teen big winner, he is a 17-year-old student from Nueva Vizcaya.

Jimboy is from the Municipality of Solano in Nueva Vizcaya. Before he joined the Pinoy Big Brother: 737, Jimboy Martin's career for his work as Service Crew and Rapper. After he got the prize at Pinoy Big Brother Jimboy will continue his career as actor. He is fond of basketball and writing his own rap verses, usually about social issues. His college education is uncertain despite both of his parents working hard to make ends meet. He is also determined to help his family financially.

As a teen housemate, Jimboy survived the first three nominations and secured immunity with Franco and Zonia on week 4. On week 5, he loses together with the Pinoy Big Brothers and Sisters in The Big-Ating Concert and was automatically nominated for the first time. On Day 49, he secured his place as a finalist with 10.9% of the net votes. He exited the House on Day 50. He exited on Day 142, emerging as the winner for the teen batch, garnering 56.76% of the votes, out of 2.

Currently, he is part of the all-male dance group of It's Showtime, called "Hashtags", together with his fellow housemates Zeus Collins and Jameson Blake.