Many famous Puerto Ricans have made regular contributions to Claridad, either as editors, writers or graphic artists, including: René Marqués, César Andreu Iglesias, Juan Mari Brás, Carlos Gallisá, Lorenzo Homar, Carlos Raquel Rivera, Francisco Manrique Cabrera, Elizam Escobar, Alfredo Lopez and others.
Carlos Santana | Juan Carlos I of Spain | William Carlos Williams | San Carlos | Carlos Menem | Don Carlos | Wendy Carlos | Roberto Carlos | Carlos the Jackal | Carlos Sastre | Carlos Gardel | Carlos | San Carlos Water | Carlos Saura | Roman Catholic Diocese of San Carlos de Ancud | John Carlos | Carlos Fuentes | San Carlos de Bariloche | Carlos Monzón | Carlos I of Portugal | University of San Carlos | San Carlos, Falkland Islands | Carlos III | Roberto Carlos (singer) | Carlos Zingaro | Carlos Vives | Carlos Varela | Carlos Queiroz | Carlos P. Romulo | Universidad de San Carlos de Guatemala |
During the week, Penchi attracted many of the islands' top political analysts to its programming, including attorneys Benny Frankie Cerezo, Carlos Gallisa and Ignacio Rivera, as well as businessman-turned-political-figure Adolfo Krans, the former First Spouse during his former wife Sila Calderón's gubernatorial administration.