Names of Saints for Baby Boys – D
- Dabeoc, Beanus, Mobeoc, Moboac – December 16th
- Dabius, Davius – July 22nd
- Dacius – Novemebr 1st
- Dadas, Didas – Septemebr 29th
- Dado, Aldwin, Audaenus, Owen – August 24th
- Dagaeus, Daig, – August 18th
- Dagobert – December 23rd
- Dallan – January 29th
- Damasus , Pope – December 11th
- Damian – February 12th
- Damian – September 27th
- Daniel – February 21st
- Daniel, the Stylite – December 11th
- Darius – December 19th
- Datus – July 3rd
- Daterus – February 11th
- Datius, Dativus – January 27th
- David of Wales -March 1st
- David, Patron of Muscowy – July 24th
- Day – January 18th
- Declan – July 24th
- Deicola, Deel, Deille, Delle, Desle, Dischul, Deicolis – January 18th
- Deiniol – September 11th
- Delphinus – December 24th
- Demetrius – June 18th
- Denain, Dentlin, Dentelin – March 16th
- Dennis, Dionysius Areopagite – October 3rd
- Deocarus, Deocharm Deotker, Dietger, Gottlief, Theotgar, Theutger – July 7th
- Deodatus, Adeodate, Didier, Die, DieuDonne – June 19th
- Derfel Gadan, Dervel, Terbillus, Turville – April 5th
- Dermot, Diarmis, Diarmaid – January 10th
- Dionysius of Alexandria– November 17th
- Dionysius of Corinth– April 8th
- Dionysius or Dennis of Paris– October 9th
- Dionysius, Pope – December 26th
- Dionysius, One of the Seven Sleepers – July 27th
- Desiderius – May 13th
- Deusdedit – August 10th
- Didacus – November 13th
- Didymus – April 28th
- Die, Dio – June 19th
- Diego, Diaz, Didacus – November 13th
- Dima, Diman, Dimas – January 6th
- Dimitri, Demetrius – October 8th
- Dinot, Dinooth, Dinothus, Dunawd, Dunod – September 7th
- Disen , Disibod, Disibode– September 8th
- Docmael (Dogmael) – June 14th
- Dominic, Founder of the Order of Friar Preachers – August 4th
- Dominic Loricatus – October 14th
- Domitianus – May 7th
- Domninus – October 9th
- Donatian – October 14th
- Donatus – October 22nd
- Donatus – August 7th
- Donulus – October 13th
- Dorotheus of Tyre– June6th
- Dositheus – February 23rd
- Dotto – April 9th
- Drausinus, Drausius, Drausin – March 5th
- Drithelm – August 17th
- Droctrovius, Droctonius, Drotte – March 10th
- Drouet – November 8th
- Drostan – July 11th
- Druon – April 16th
- Duam, Duje, Doimus, Domnio, Domnius, Dujam – May 7th
- Dubricius – November 14th
- Dumhade – May 25th
- Dunstan – May 19th
- Duthak, Duthus, – March 8th
