Ratinho Júnior

{{Short description|Brazilian politician (born 1981)}}

{{Expand Portuguese|topic=bio|date=August 2024}}

{{Infobox officeholder

| honorific_prefix =

| name = Ratinho Júnior

| honorific_suffix =

| image = Sessão Solene Posse do governador 01-01-2023 fotos dálie felberg (209) (cropped).jpg

| image_size =

| caption = Ratinho Júnior in 2023

| office = 58th Governor of Paraná

| term_start = 1 January 2019

| term_end =

| 1blankname = {{nowrap|Vice Governor}}

| 1namedata = Darci Piana

| predecessor = Cida Borghetti

| successor =

| office1 = Federal Deputy

| term_start1 = 1 February 2007

| term_end1 = 31 December 2014

| constituency1 = Paraná

| predecessor1 =

| successor1 =

| office2 = Member of the Paraná Legislative Assembly

| term_start2 = 12 September 2017

| term_end2 = 1 January 2019

| constituency2 = At-large

| predecessor2 =

| successor2 =

| term_start3 = 1 February 2003

| term_end3 = 31 January 2007

| constituency3 = At-large

| predecessor3 =

| successor3 =

| birth_name = Carlos Roberto Massa Júnior

| birth_date = {{Birth date and age|df=y|19 April 1981}}

| birth_place = Jandaia do Sul, Paraná, Brazil

| death_date =

| death_place =

| party = {{plainlist|

• Social Democratic Party {{small|(since 2016)}}
• Social Christian {{small|(2007–2016)}}
• Cidadania {{small|(2003–2007)}}
• Socialist {{small|(2001–2003)}}

}}

| otherparty =

| spouse = {{marriage|Luciana Saito Massa|2003}}{{cite web |url=http://www.assembleia.pr.leg.br/deputados/perfil/ratinho-junior |title=Assembléia Legislativa do Paraná – Ratinho Júnior |date= |website=assembleia.pr.leg.br |publisher=Legislative Assembly of Paraná |language=Portuguese |trans-title=Legislative Assembly of Paraná - Ratinho Júnior |access-date= |url-status= |archive-url= |archive-date= }}

| partner =

| children = 3

| mother =

| father = Carlos Roberto Massa

| relatives =

| residence =

| education =

| alma_mater = Catholic University of Brasília
Faculdade Internacional de Curitiba

| occupation =

| awards =

| signature =

| signature_alt =

| signature_size =

| website =

| nickname =

}}

Carlos Roberto Massa Júnior (born 19 April 1981), best known as Ratinho Júnior, is a Brazilian politician and the son of television host and former politician Ratinho. Ratinho Júnior is the current governor of the state of Paraná, having won the 2018 election.{{cite web|url=https://g1.globo.com/pr/parana/eleicoes/2018/noticia/2018/10/07/ratinho-junior-do-psd-e-eleito-governador-do-parana.ghtml|title=Ratinho Junior, do PSD, é eleito governador do Paraná|date= October 7, 2018|publisher=G1|language=pt|accessdate=February 18, 2019}}