This list is of the most popular (most frequently used) first names for boys and girls
appearing in the Baptism records for each decade (actually covering the time period from
mid 1835 through early 1942).

The top six names are listed for both boys and girls, with the percentage for each name
also shown relative to the total numbers of boys or girls baptised within the decade.

Slightly variant spellings of names, such as Catharine and Catherine, have been combined.

1830s boys - John 22%, James 13%, Thomas 11%, William 9%, Patrick 7%, Michael 5%
girls - Mary 17%, Catherine 11%, Elizabeth 8%, Bridget 8%, Ellen 7%, Margaret 7%

1840s boys - John 19%, James 16%, Thomas 8%, William 8%, Patrick 8%, Michael 6%
girls - Mary 25%, Elizabeth 11%, Catherine 9%, Ellen 9%, Bridget 6%, Margaret 6%

1850s boys - John 20%, Patrick 11%, William 11%, James 10%, Thomas 10%, Michael 6%
girls - Mary 16%, Bridget 15%, Elizabeth 11%, Catherine 9%, Margaret 7%, Sarah 7%

1860s boys - John 19%, James 12%, Thomas 10%, Patrick 8%, Michael 8%, William 6%
girls - Mary 25%, Elizabeth 9%, Ellen 8%, Bridget 8%, Catherine 7%, Sarah 4%

1870s boys - John 12%, James 11%, Michael 10%, Thomas 9%, William 9%, Patrick 8%
girls - Mary 27%, Margaret 11%, Elizabeth 10%, Bridget 7%, Catherine 7%, Ellen 6%

1880s boys - John 12%, Thomas 11%, James 10%, Patrick 9%, William 9%, Michael 7%
girls - Mary 27%, Margaret 9%, Elizabeth 9%, Catherine 7%, Bridget 6%, Anne 5%

1890s boys - John 13%, Thomas 11%, James 9%, William 9%, Michael 9%, Patrick 6%
girls - Mary 19%, Elizabeth 9%, Margaret 8%, Catherine 7%, Ellen 7%, Anne 6%

1900s boys - John 10%, Michael 10%, Thomas 9%, Patrick 9%, William 8%, James 8%
girls - Mary 22%, Elizabeth 8%, Bridget 8%, Catherine 5%, Margaret 4%, Ellen 4%

1910s boys - John 12%, Michael 9%, Thomas 9%, James 7%, Patrick 7%, William 6%
girls - Mary 22%, Elizabeth 7%, Ellen 6%, Bridget 6%, Margaret 6%, Anne 5%

1920s boys - James 9%, John 9%, Michael 7%, Patrick 7%, Thomas 7%, William 7%
girls - Mary 18%, Teresa 7%, Catherine 5%, Elizabeth 4%, Margaret 4%, Bridget 4%

1930s boys - John 13%, Patrick 7%, Francis 7%, Thomas 6%, Michael 5%, William 5%
girls - Mary 21%, Ellen 7%, Teresa 6%, Elizabeth 5%, Margaret 5%, Anne 5%

1940s boys - James 9%, John 7%, Patrick 6%, Adrian 4%, Michael 4%, Thomas 4%
girls - Mary 15%, Elizabeth 7%, Ellen 7%, Johanna 5%, Agnes 3%, Anne 3%