Zoey is the alternate-spelling version of Zoe that overtook its parent form in American usage during the 2000s. The 2012 peak of Zoey came one year after the I-spelling Zoe peaked at #29, and the two spellings together have spent the last two decades trading positions in a way the SSA tracks as separate names but most parents read as one.
The Greek root and the spelling drift
Zoe comes from the Greek word zōē, meaning "life." The name was used in early Christian communities as a translation of the Hebrew Eve, and three early saints named Zoe kept the name in Eastern Orthodox liturgy through the medieval period. The classic spelling is Zoë (with diaeresis) or Zoe; the Y-spelling Zoey is a 20th-century American variation that softened the slightly intimidating two-syllable Greek look into something more obviously phonetic.
The Y-spelling reflects a broader American naming pattern: parents add Y endings to short Greek and Hebrew names to make them feel friendlier and more obviously feminine (compare Sophie vs Sofie, Lily vs Lili). The phonetic outcome is identical, but the visual register shifts from European-formal to American-casual.
The Zoey 101 question
Zoey 101 ran on Nickelodeon from 2005 to 2008 with Jamie Lynn Spears as Zoey Brooks, and the show overlapped neatly with the spelling's strongest growth period. The chart correlation is plausible but not as clean as the Aria/Pretty Little Liars case — Zoey was already climbing before 2005, and the show's audience skewed slightly young for direct parental impact. The more accurate read is that Zoey 101 reinforced an existing trend rather than created one.
The 2009 New Girl character Zooey Deschanel (different spelling, same pronunciation) gave the broader Zoe/Zoey/Zooey set a hipster-aesthetic boost during the late 2000s. The three spellings collectively peaked between 2010 and 2014.
The plateau and the spelling competition
Zoey peaked at #21 in 2012 and has been settling since, currently at #59. The decline isn't dramatic — it's the gentle drift typical of names that crested with a specific cohort and are now finding their long-term level. The counter-reading worth noting: parents picking Zoey today are choosing the explicitly American spelling over the more international Zoe (#39), which is a small but meaningful aesthetic signal. The Y-spelling reads as warmer and slightly more casual; the I-spelling reads as more European and slightly more formal.
Sibling pairings on naming forums favor short, vowel-rich pairings: Zoey and Chloe, Zoey and Mia, Zoey and Lily. For middle names, the two-syllable first works with either short or medium middles: Zoey Rose, Zoey Grace, Zoey Elizabeth, Zoey Marie.