1900s spelling families

Counted together, the Catherine family spellings would rank #6 in the decade's rankings for their sex. The most common spelling, Catherine, ranked #28 on its own.

Yearly data for the Catherine family family

Yearly SSA births by spelling variant, 1900–1909

Year	Catherine	Katherine	Katharine	Kathryn	Combined
1900	2,081	1,201	141	721	4,144
1901	1,599	890	106	620	3,215
1902	1,896	1,004	89	717	3,706
1903	1,916	1,015	126	729	3,786
1904	1,982	1,128	109	787	4,006
1905	2,198	1,190	121	788	4,297
1906	2,230	1,277	133	911	4,551
1907	2,457	1,413	122	864	4,856
1908	2,750	1,430	155	1,058	5,393
1909	2,897	1,557	144	1,138	5,736

Catherine family spelling variants, ranked separately and as a group

Variant	1900s births	Decade rank	Share of family
Catherine	22,006	#28	50.4%
Katherine	12,105	#62	27.7%
Katharine	1,246	#301	2.9%
Kathryn	8,333	#82	19.1%

Why these are grouped: Catherine, Katherine, Katharine, Kathryn, and qualifying Cathryn forms are established orthographic variants; this reviewed grouping combines separately ranked spellings without treating their bearers as interchangeable.

Counted together, the Sarah family spellings would rank #31 in the decade's rankings for their sex. The most common spelling, Sarah, ranked #44 on its own.

Yearly data for the Sarah family family

Yearly SSA births by spelling variant, 1900–1909

Year	Sarah	Sara	Combined
1900	2,054	375	2,429
1901	1,514	315	1,829
1902	1,710	335	2,045
1903	1,553	333	1,886
1904	1,594	359	1,953
1905	1,762	437	2,199
1906	1,697	457	2,154
1907	1,799	494	2,293
1908	1,814	546	2,360
1909	1,845	559	2,404

Sarah family spelling variants, ranked separately and as a group

Variant	1900s births	Decade rank	Share of family
Sarah	17,342	#44	80.5%
Sara	4,210	#143	19.5%

Why these are grouped: Sarah and Sara differ by the established final-h spelling convention; the reviewed family shows their combined footprint while preserving both separate SSA entries.