Neptali "Boyet" Medina Gonzales II (born August 29, 1954) is a Filipino politician serving as the Representative of Mandaluyong's Lone District since 2019, and previously in the 10th, 11th, 12th, 14th, 15th and 16th Congress.

Gonzales was the first Congressman of Mandaluyong when it was converted into a city in 1995 and separated from what used to be the San Juan-Mandaluyong Congressional District.

In the opening session of the 11th Congress, he was selected as one of the two vice–chairmen of the Committee on Rules, which was then chaired by Majority Leader Mar Roxas of Capiz City.

His administration's partnership with the Gawad Kalinga and the Pasig River Rehabilitation Commission provided adequate housing for more than a thousand families in the city.

He was also Senior Vice-Chairman of the Committee on Rules, and headed the caucus of NCR[clarification needed] Congressmen.

In December 2002, Gonzales married Alexandria Pahati, a television reporter, with whom he had twins, Neptali III and Isabel Candida.