Ms Rósa Björk BRYNJÓLFSDÓTTIR Iceland UEL Joined in 2018, left in 2021
Ms Beata BUBLEWICZ Poland EPP/CD Joined in 2014, left in 2016
Mr Saulius BUCEVIČIUS Lithuania Joined in 2005, left in 2007
Mr Gerold BÜCHEL Liechtenstein ALDE Joined in 2013, left in 2016
Mr Dušan BUDIŠIN Serbia and Montenegro Joined in 2003, left in 2004
Ms Margareta BUDNER Poland EC/DA Joined in 2016, left in 2020
Mr José Miguel BUENO VICENTE Spain Joined in 1984, left in 1986
Mr Ion BUGA Republic of Moldova Joined in 1994, left in 1995
Mr Gerardo BUGANZA SALMERÓN Mexico Joined in 2006, left in 2010
Mr André BUGNON Switzerland ALDE Joined in 2008, left in 2016
Ms Bożenna BUKIEWICZ Poland EPP/CD Joined in 2008, left in 2012
Ms Svetislava BULAJIĆ Serbia ALDE Joined in 2013, left in 2014
Mr Vadim BULAVINOV Russian Federation Joined in 2000, left in 2003
Ms Valentina BULIGA Republic of Moldova SOC Joined in 2015, left in 2019
Mr Pavel Y. BUNICH Soviet Union Joined in 1989, left in 1991
Ms Alexandra BURATAEVA Russian Federation Joined in 2000, left in 2004
Mr Jacobus W.A. BURGER Netherlands Joined in 1949, left in 1957
Mr Alexandru BURIAN Republic of Moldova Joined in 1993, left in 1995
Mr Jiři BURIAN Czech Republic EC/DA Joined in 2019, left in 2021
Mr Patrick-Joseph BURKE Ireland Joined in 1965, left in 1967
Mr Alexander BURKOV Russian Federation UEL Joined in 2013, left in 2016
Lord Thomas H. BURLISON United Kingdom Joined in 2001, left in 2008
Ms Elaine BURTON United Kingdom Joined in 1954, left in 1956
Ms Natalia BURYKINA Russian Federation NR Joined in 2008, left in 2016
Baroness Peta BUSCOMBE United Kingdom EDG Joined in 2013, left in 2014
Mr Anton Denisovich BUTEYKO Ukraine Joined in 1994, left in 1995
Mr Algirdas BUTKEVIČIUS Lithuania SOC Joined in 2017, left in 2021
Ms Dawn BUTLER United Kingdom SOC Joined in 2016, left in 2017
Lord R.A. BUTLER United Kingdom Joined in 1965, left in 1965
Mr Oerd BYLYKBASHI Albania EPP/CD Joined in 2013, left in 2020
Mr Liam BYRNE United Kingdom SOC Joined in 2015, left in 2018
Mr Lubor BYSTRICKÝ Czechoslovakia Joined in 1992, left in 1993
Mr Abel CABALLERO ÁLVAREZ Spain Joined in 1994, left in 1996
Mr Milan CABRNOCH Czech Republic Joined in 2002, left in 2004
Mr Paolo Pietro Cesare CACCIA Italy Joined in 1987, left in 1994
Mr Francisco CÁCERES BLANCO Spain Joined in 1996, left in 2000
Mr Carlos CALATAYUD MALDONADO Spain Joined in 1978, left in 1983