Jane m Thomas Fowles Bristol 30-10-1757
Michael m Mary Tibbott ditto 15-9-1760
Susanna m Richard Honnywill ditto 25-2-1786
John m Charlotte Norman diito 27-10-1820
Elizabeth Tooze (w2) m Benjamin Collier ditto 18-1-1858 she was 37
Georgina Victoria m John Swan Gillingham Kent 30-9-1876 she was 38
Robert m Annie Covington ditto 29-4-1879 he was 39
George Charles m Rosina Ball Bristol 6-8-1900 he was 26
Sarah Victoria m Arthur Perkins Westminster London 22-6-1902 she was 22

Christenings
Thomas Walter Bristol 30-4-1867 f William m Maria
Florence Mabel dittto 30-4-1867 ditto
Mabel ditto 16-12-1884 f George m Ellen

There are many Avents in the 1851 census following:
AVENT, Ann Serv <1792> Exeter-DEV Exeter St Sidwell
AVENT, Ann Wife <1793> Stoke-DEV Stoke Damerel
AVENT, Ann Wife <1820> ----PEM Plymouth Charles Martyr
AVENT, Ann Serv <1838> Wembury-Dev Egg Buckland
AVENT, Ann GDau <1842> Wembury-Dev Wembury
AVENT, Ann Daur <1849> Sandford-DEV Wolborough
AVENT, Anna Wife <1812> Bodmin-Con Stoke Damerel
AVENT, Benjamin Head <1812> Brixton-Devon Plymouth Charles Martyr
AVENT, Betsey Serv <1835> Wembury-Dev Egg Buckland
AVENT, Charles Head <1797> Wembury-Dev Wembury
AVENT, Charlotte Daur <1829> St Budeaux-Dev St Budeaux
AVENT, Clara Daur <1841> St Budeaux-DEV Stoke Damerel
AVENT, Daniel Neph <1828> Plymstock-DEV Plymouth St Andrew
AVENT, Edmund Head <1798> Stoke Damerel-DEV Stoke Damerel
AVENT, Edward Son <1843> Wembury-Dev Wembury
AVENT, Eliza Wife <1807> Revelstoke-Dev Plymouth Charles Martyr
AVENT, Eliza Daur <1839> Rattery-DEV Staverton
AVENT, Eliza Daur <1841> Wembury-Dev Wembury
AVENT, Elizabeth Head <1779> Modbury-Devon Modbury
AVENT, Elizabeth Wife <1790> Modbury-DEV Marldon
AVENT, Elizabeth Head <1805> Ugborough-Dev Plymouth St Andrew
AVENT, Elizabeth Daur <1808> Sheepstor-Dev Wembury
AVENT, Elizabeth Wife <1810> Whitrope *---- Stoke Damerel
AVENT, Elizabeth Daur <1821> Plymouth-DEV Plymouth St Andrew
AVENT, Elizabeth Wife <1822> Plymton St Mary-DEV Stoke Damerel
AVENT, Elizabeth Wife <1823> Ideford-DEV Wolborough
AVENT, Elizabeth Vist <1827> Plymouth-Dev Ugborough
AVENT, Elizabeth Head <1829> Plymstock-DEV Plymstock
AVENT, Elizabeth Daur <1832> Stoke Damerel-DEV Stoke Damerel
AVENT, Elizabeth Daur <1842> Plymstock-DEV Plymstock
AVENT, Elizabeth Daur <1847> Plymton St Mary-DEV Stoke Damerel
AVENT, Elizabeth Ann Daur <1850> Holbeton-Dev Holbeton
AVENT, Elizabeth L. Daur <1816> Modbury-Devon Modbury
AVENT, Elizabeth S. Daur <1848> Exeter-DEV Exeter St Sidwell
AVENT, Ellen Daur <1830> St Budeaux-DEV Stoke Damerel
AVENT, Ellen Daur <1843> Teignmouth-DEV Wolborough
AVENT, Ellen Daur <1845> Devonport-Dev Stoke Damerel
AVENT, Emily Daur <1836> St Budeaux-DEV Stoke Damerel
AVENT, Emma Daur <1836> Exeter-DEV Exeter St Mary Major
AVENT, Emma Daur <1843> Staverton-DEV Wolborough
AVENT, Emma Daur <1850> Devonport-DEV Stoke Damerel
AVENT, Emma Sophia Gvns <1831> St Beaudeu-Devon Okehampton
AVENT, Faithe Niec <1832> Dartmouth-Dev Townstall
AVENT, Fanny Daur <1838> Wembury-Dev Wembury
AVENT, George Head <1819> Exeter-Dev Exeter St David
AVENT, George Son <1836> Stoke Damerel-DEV Stoke Damerel
AVENT, George Son <1839> St Budeaux-DEV Stoke Damerel
AVENT, George Serv <1843> Wembury-Dev Wembury
AVENT, George Son <1848> Exeter-Dev Exeter St David
AVENT, George Son <1849> Pennycross-DEV Stoke Damerel
AVENT, Georginia GDau <1838> Stonehouse-Dev St Budeaux
AVENT, Grace Head <1788> Plymstock-Dev Plymouth St Andrew
AVENT, Harriet SisL <1826> St Budeaux-DEV St Budeaux
AVENT, Harriet Serv <1838> Rattery-DEV Staverton
AVENT, Harriet Daur <1845> Broadclist-DEV Wolborough
AVENT, Harriot Wife <1826> Holbeton-Dev Holbeton
AVENT, Isotte Daur <1833> Wembury-Dev Wembury
AVENT, James Lodg <1796> Plymstock-DEV Plymstock
AVENT, James Vist <1804> Poke-DEV Stoke Damerel
AVENT, James Head <1805> Wembury-Dev Wembury
AVENT, James Head <1821> Brixton-DEV Stoke Damerel
AVENT, Jane Head <1776> Staverton-Dev Wembury
AVENT, Jane Wife <1807> Exeter-DEV Exeter St Mary Major
AVENT, Jane Wife <1816> Plymouth-Devon Plymouth Charles Martyr
AVENT, Jane Wife <1820> St Mary Plympton-DEV Stoke Damerel
AVENT, Jane Daur <1828> St Budeaux-Dev St Budeaux
AVENT, Jane Serv <1832> Wembury-DEV Plymouth St Andrew
AVENT, Jane Daur <1845> Plymouth-DEV Stoke Damerel
AVENT, Jenny Head <1770> Anthony-Con St Budeaux
AVENT, John Head <1799> St Budeaux-DEV Stoke Damerel
AVENT, John Head <1804> Modbury-Devon Modbury
AVENT, John Head <1805> Ugborough-DEV Marldon
AVENT, John Head <1811> Plym-Dev Stoke Damerel
AVENT, John Head <1816> Brixton-DEV Wolborough
AVENT, John Head <1827> Plym St Mary-DEV Stoke Damerel
AVENT, John Son <1828> Stoke Damerel-DEV Stoke Damerel
AVENT, John Serv <1833> Wembury-Dev Comptom Gifford
AVENT, John Son <1837> Modbury-Dev Plymouth St Andrew
AVENT, John Serv <1838> Wembury-Dev Wembury
AVENT, John Son <1839> Plym-Dev Stoke Damerel
AVENT, John GSon <1843> Stoke Dameral-Dev Plymouth St Andrew
AVENT, John Son <1846> Taunton-SOM Wolborough
AVENT, John Lobb Son <1843> Plymouth-Dev Stoke Damerel
AVENT, John Thomas Head <1821> Credition-DEV Exeter St Sidwell
AVENT, John Thomas Son <1850> Exeter-DEV Exeter St Sidwell
AVENT, Joseph Head <1783> St Budeaux-DEV Stoke Damerel
AVENT, Joseph Son <1804> St Budeaux-Dev St Budeaux
AVENT, Joseph GSon <1835> Plymstock-Dev St Budeaux
AVENT, Joseph Son <1845> Wembury-Dev Wembury
AVENT, Laura A. Daur <1824> Modbury-Devon Modbury
AVENT, Louisa Wife <1803> Kingston-Devon Modbury
AVENT, Louisa Daur <1844> Stoke Damerel-DEV Stoke Damerel
AVENT, Louisa GDau <1849> Stoke Dameral-Dev Plymouth St Andrew
AVENT, Louisa Daur <1850> Plymouth-DEV Plymouth Charles Martyr
AVENT, Louisa M. Niec <1833> St Budeaux-DEV Stoke Damerel
AVENT, Lucinda DauL <1812> Plymouth-Dev St Budeaux
AVENT, Maria Wife <1811> St Pauls-Mid Stoke Damerel
AVENT, Maria Daur <1842> Plym-Dev Stoke Damerel
AVENT, Marianne Alberteen Wife <1798> St Budeaux-Dev St Budeaux
AVENT, Martha Wife <1811> Wembury-Dev Wembury
AVENT, Mary Head <1799> Brixham-Dev Holbeton
AVENT, Mary Wife <1803> Stoke Damerell-Dev Wembury
AVENT, Mary Vist <1834> Plymstock-DEV Plymstock
AVENT, Mary Daur <1848> Devonport-DEV Stoke Damerel
AVENT, Mary A. Wife <1802> Stoke Damerel-DEV Stoke Damerel
AVENT, Mary A. Daur <1832> Wembury-Dev Wembury
AVENT, Mary A. Daur <1844> Holberton-DEV Stoke Damerel
AVENT, Mary Ann Wife <1802> Tipperary-IRE Stoke Damerel
AVENT, Mary Ann Wife <1817> Exeter-DEV Exeter St Sidwell
AVENT, Mary Ann Serv <1824> Hembury-Dev East Stonehouse
AVENT, Mary Ann Daur <1840> Plymouth-DEV Plymouth Charles Martyr
AVENT, Mary Ann H. Daur <1849> Exeter-DEV Exeter St Sidwell
AVENT, Mary J. Daur <1841> Stoke Damerel-DEV Stoke Damerel
AVENT, Penalope Wife <1818> Turnchapel-DEV Plymouth Charles Martyr
AVENT, Penelope Daur <1849> Plymouth-DEV Plymouth Charles Martyr
AVENT, Priscilla Serv <1836> Wembury-DEV Brixton
AVENT, Rachel Moth <1783> Plymstock-DEV Brixton
AVENT, Rachel Sis <1817> Brixton-DEV Brixton
AVENT, Richard Head <1803> Brixton-DEV Brixton
AVENT, Richard Head <1806> Buckfastleigh-DEV Staverton
AVENT, Richard Head <1819> Plymouth-DEV Plymouth Charles Martyr
AVENT, Richard Head <1824> Plympton St Mary-Dev Holbeton
AVENT, Richard Neph <1839> Modbury-DEV Marldon
AVENT, Richard Serv <1840> Rattery-DEV Staverton
AVENT, Robert Head <1798> St Budeaux-Dev St Budeaux
AVENT, Robert Head <1812> Devonport-DEV Stoke Damerel
AVENT, Robert Son <1823> Stoke Dameral-Dev Plymouth St Andrew
AVENT, Robert GSon <1840> Devonport-Dev St Budeaux
AVENT, Saml. Son <1850> Plymouth-DEV Plymouth Charles Martyr
AVENT, Sara A. Frances Daur <1830> Stoke Damerel-DEV Stoke Damerel
AVENT, Sarah Wife <1787> Uzborough-DEV Plymouth St Andrew
AVENT, Sarah Wife <1801> Wembury-Dev Wembury
AVENT, Sarah Wife <1802> Dartmouth-DEV Staverton
AVENT, Sarah Wife <1819> Niki-Som Exeter St David
AVENT, Sarah Head <1826> East Stonehouse-Dev East Stonehouse
AVENT, Sarah Daur <1841> Wembury-Dev Wembury
AVENT, Sarah Daur <1849> East Stonehouse-Dev East Stonehouse
AVENT, Selena Daur <1848> Stoke Damerel-DEV Stoke Damerel
AVENT, Sidney Son <1850> Exeter-Dev Exeter St David
AVENT, Susanna Daur <1847> Plymouth-DEV Plymouth Charles Martyr
AVENT, Thomas Head <1788> Wembury-DEV Plymouth St Andrew
AVENT, Thomas Head <1803> Wombury-Dev Plymouth Charles Martyr
AVENT, Thomas Head <1804> Wembury-Dev Wembury
AVENT, Thomas Head <1812> Exeter-DEV Exeter St Mary Major
AVENT, Thomas Lodg <1821> Brixham-DEV Stoke Damerel
AVENT, Thomas Serv <1830> Wembury-Dev Wembury
AVENT, Thomas Son <1849> Devonport-Dev Stoke Damerel
AVENT, Walter J. Pupl <1835> Medbury-Dev Plymouth St Andrew
AVENT, William Head <1816> Plymouth-Dev Stoke Damerel
AVENT, William Head <1820> Brixton-DEV Stoke Damerel
AVENT, William Head <1820> Totnes-DEV Stoke Damerel
AVENT, William Vist <1828> Wembury-Dev Wembury
AVENT, William Lodg <1828> Wellesbourne-Warwickshire
    Wellesbourne Hastings
AVENT, William Son <1832> Wembury-Dev Wembury
AVENT, William Serv <1838> Wembury-DEV Brixton
AVENT, William GSon <1847> Stoke Dameral-Dev Plymouth St Andrew
AVENT, Wm. Head <1806> Plymouth-DEV Plymouth Charles Martyr

The date is the calculated birth, first place is where they were at the census,
second place is birth place.

All dates are in UK format