Searching surname "Burt" (and Bert/Birt) for entries in FamilySearch collection, Barbados Church Records, 1637-1887 returned three results, below in WikiMedia coding
Richard Burt, 4 February 1663 burial, "Barbados Church Records, 1637-1887"; images, [https://www.familysearch.org/ark:/61903/3:1:33S7-9RS2-6YP?i=4&cc=1923399 ''FamilySearch''], Barbados parochial registers, Series A, 1637-1850 (Anglican) for 28A-29A Marriages, burials 1657-1848, FHL Digital Collection, DGS 4934443, image 5 of 121; burial at St. John, Barbados.
William Burt, 24 June 1664 burial, "Barbados Church Records, 1637-1887"; images, [https://www.familysearch.org/ark:/61903/3:1:33S7-9RS2-XMV?i=5&cc=1923399 ''FamilySearch''], Barbados parochial registers, Series A, 1637-1850 (Anglican) for 28A-29A Marriages, burials 1657-1848, FHL Digital Collection, DGS 4934443, image 6 of 121; burial at St. John, Barbados; burial at St. John, Barbados.
Giles Burt, 8 June 1703 burial, "Barbados Church Records, 1637-1887"; images, [https://www.familysearch.org/ark:/61903/3:1:33SQ-GRST-LJC?i=10&cc=1923399 ''FamilySearch''], St. Michael's Parish: v. 1A-2A Baptisms, marriages, burials 1648-1739, FHL Digital Collection, DGS 4934429, image 11 of 248; burial at St Michael, Barbados.