UD San Sebastián de los Reyes B

SS Reyes B
Full name	Unión Deportiva San Sebastián de los Reyes "B"
Nickname(s)	Sanse B
Ground	Rafael Delgado Rosa, San Sebastián de los Reyes,; Madrid, Spain
Capacity	2,000
President	Miguel Espinosa
Head coach	Miguel Ángel Martínez "Lobo"
League	Primera Autonómica de Aficionados – Group 1

Unión Deportiva San Sebastián de los Reyes B is a Spanish football team based in San Sebastián de los Reyes, in the Community of Madrid. The reserve team of UD San Sebastián de los Reyes, they play in Primera Autonómica de Aficionados – Group 1, holding home matches at Polideportivo Municipal Rafael Delgado Rosa.

Season to season

Season	Tier	Division	Place
2002–03	7	2ª Reg.	6th
2003–04	7	2ª Reg.	5th
2004–05	7	2ª Reg.	1st
2005–06	6	1ª Reg.	11th
2006–07	6	1ª Reg.	6th
2007–08	6	1ª Reg.	14th
2008–09	6	1ª Reg.	5th
2009–10	6	1ª Afic.	2nd
2010–11	5	Pref.	16th
2011–12	6	1ª Afic.	2nd
2012–13	5	Pref.	5th
2013–14	5	Pref.	11th
2014–15	5	Pref.	14th
2015–16	5	Pref.	12th
2016–17	5	Pref.	4th
2017–18	5	Pref.	16th
2018–19	6	1ª Afic.	3rd
2019–20	6	1ª Afic.	1st
2020–21	5	Pref.	8th
2021–22	6	Pref.	3rd

Season	Tier	Division	Place
2022–23	6	Pref.	13th
2023–24	6	Pref.	10th
2024–25	6	Pref.

^ "Miguel Ángel Martínez "Lobo", en el banquillo del Sanse "B" para la temporada 2022/23" [Miguel Ángel Martínez "Lobo", on the bench of Sanse "B" for the 2022/23 season] (in Spanish). FutMadrid. 25 August 2022. Retrieved 21 September 2022.
^ "Unión Deportiva San Sebastián de los Reyes B" (in Spanish). Fútbol Regional. Retrieved 21 September 2022.