| gptkbp:instanceOf | gptkb:Roman_Catholic 
 | 
                        
                            
                                | gptkbp:area | 17,349 km² 
 | 
                        
                            
                                | gptkbp:auxiliaryBishop | gptkb:Benedictus_Son_Hee-song gptkb:Pius_Sin_Hozol
 gptkb:Timothy_Yu_Gyoung-chon
 Job Koo Yobi
 
 | 
                        
                            
                                | gptkbp:cathedral | gptkb:Myeongdong_Cathedral 
 | 
                        
                            
                                | gptkbp:catholicPopulation | 1,522,000 (approx, 2020) 
 | 
                        
                            
                                | gptkbp:city | gptkb:Seoul 
 | 
                        
                            
                                | gptkbp:coadjutor_archbishop | Peter Chung Soon-taick (2021–2021) 
 | 
                        
                            
                                | gptkbp:country | gptkb:South_Korea 
 | 
                        
                            
                                | gptkbp:currentArchbishop | gptkb:Peter_Chung_Soon-taick 
 | 
                        
                            
                                | gptkbp:established | 1831 
 | 
                        
                            
                                | gptkbp:firstBishop | gptkb:Laurent-Joseph-Marius_Imbert 
 | 
                        
                            
                                | gptkbp:hasSeminary | gptkb:Catholic_University_of_Korea gptkb:Seoul_Catholic_Seminary
 
 | 
                        
                            
                                | gptkbp:language | gptkb:Korean gptkb:Latin
 
 | 
                        
                            
                                | gptkbp:metropolitanSeeFor | gptkb:Ecclesiastical_Province_of_Seoul 
 | 
                        
                            
                                | gptkbp:notable_martyr | gptkb:Agatha_Kim_A-gi gptkb:Andrew_Kim_Taegon
 gptkb:Paul_Chong_Hasang
 
 | 
                        
                            
                                | gptkbp:notableEvent | gptkb:Papal_visit_by_Pope_Francis_(2014) 
 | 
                        
                            
                                | gptkbp:notableInstitution | gptkb:Myeongdong_Cathedral gptkb:Yakhyeon_Catholic_Church
 
 | 
                        
                            
                                | gptkbp:numberOfParishes | 232 (approx, 2020) 
 | 
                        
                            
                                | gptkbp:patronSaint | gptkb:Immaculate_Conception 
 | 
                        
                            
                                | gptkbp:population | 9,765,869 (approx, 2020) 
 | 
                        
                            
                                | gptkbp:previousArchbishop | gptkb:Andrew_Yeom_Soo-jung 
 | 
                        
                            
                                | gptkbp:province | gptkb:Seoul 
 | 
                        
                            
                                | gptkbp:rite | gptkb:Roman_Rite 
 | 
                        
                            
                                | gptkbp:scientificName | gptkb:Archidioecesis_Seulensis 
 | 
                        
                            
                                | gptkbp:suffraganDiocese | gptkb:Diocese_of_Incheon gptkb:Diocese_of_Suwon
 gptkb:Diocese_of_Uijeongbu
 
 | 
                        
                            
                                | gptkbp:territory | gptkb:Incheon gptkb:Seoul
 gptkb:Gyeonggi_Province
 
 | 
                        
                            
                                | gptkbp:website | https://www.catholic.or.kr/ 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Diocese_of_Daejeon 
 | 
                        
                            
                                | gptkbp:bfsLayer | 6 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | Archdiocese of Seoul 
 |