What does Sine mean?
Sine /sine/ as a name for girls is of Irish derivation, and the meaning of the name Sine is "God is gracious". Sine is a variant form, with the prefix Si-, of Sheena (Irish): transcription of Jane (Hebrew) "God's grace". Sine is also a variation of Sinead (Irish, Hebrew).
(female) Sinee, Sone, ..
(male) Sime, Siney, ..
How popular is Sine?
Sine is an unusual given name for females but a very prominent surname for both adults and children (#13005 out of 150436, Top 9%). (2000 U.S. Demographics)
Below is a graphed analysis of the statistics of the girl name Sine and affiliated names. Prominent related forms of Sine (not in Top 2000) are Sinead, Sina, Shena and Sheena. Other forms, like Sheina, are uncommon. Usage of these forms of Sine was widespread 3 decades ago (median #1351). (Top Baby Names, 2014)
Sine is pronounced similarly to Cyn, San, Sian, Zanne and Zin. Other recommended names are Adine, Aine, Anne▼, Dane, Dene, Diane▼, Fione, Gene▼, Ione▼, Jane▼, June▼, Kine, Lane, Lene, Liane, Paine, Raine, Reine, Rene▼, Riane, Sabine, Sade▼, Saige▲, Sana, Sande, Sarine, Savine, Sena▼, Shae, Shaine, Shane, Shene, Shone, Siana, Sib, Sibel, Sidnee, Sidney▼, Sidni, Sidnie, Siena▲, Signa, Signe▼, Signy, Sile, Silke, Sima, Sindee, Sindi, Sindie, Sindy, Sinnie, Sinny, Sinty, Sirene, Sis, Sivnie (see Sivney), Skie, Skye▲, Soline, Sonel, Stina, Stine, Sue▼, Sunel, Suse, Tiane, Tine, Trine and Winne. These names tend to be more frequently used than Sine.