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2025 data, released 8 May 2026

Sibling names for Mark

Names that sound like they belong in the same family as Mark usually share its era. These sister and brother names rose and fell on a similar curve to Mark, whose busiest decade was the 1960s, and are about as common, so neither child's name will feel dated or unusual next to the other.

Sister names for Mark

NameMeaningRank 2025Babies, last 5 yearsPeak decade
Denisefeminine of Dennis (Dionysius)#1,6777361960s
Teresa#9111,5891960s
Robinpet form of Robert; or the bird#7041,7251960s
Lorivariant of Laurie (Laura)#1,7267091960s
Cynthiawoman of Mount Cynthus (Artemis)#1,0141,5471950s
Julie#8731,9451960s

Brother names for Mark

NameMeaningRank 2025Babies, last 5 yearsPeak decade
Randypet form of Randall or Randolph#1,0891,1581950s
Gregorywatchful, alert#5932,8281960s
Rickypet form of Richard#9491,4351950s
Jeffery#1,5567711960s
Keithwood (Scottish place name)#8011,8731960s
Stevencrown, wreath (form of Stephen)#2716,8131950s
Timothyhonoring God#2038,9731960s
Tony#7841,6991960s
Scotta Scot, someone from Scotland#5342,4971960s
Douglasblack stream#8071,5951950s

Mark's era

Mark ranked #245 for boys in 2025, against #196 in 2015. Its best year was 1959, at #6. Names that rose and fell with it share its period feel, which keeps the set consistent.

Timeless names that go with any sibling

These names have been used steadily for a hundred years, so they sit comfortably next to a name from any era, Mark included.

Girls: Elizabeth, Lydia, Cecilia, Julia, Nina, Carmen. Boys: Samuel, Anthony, Wesley, Vincent, Calvin, Victor.

Same era, but close to Mark

These names follow Mark's curve too, but we left them out above because they share a first letter or an ending with Mark. Some parents like that echo; if you do, start here.

How these were chosen

Each suggestion's share of US babies has followed a curve close to Mark's since 1880, and its recent number of babies is within about twelve times Mark's, so the names are in the same league. Names starting with the same letter as Mark or with the same ending are left out, so the names go together without matching. Spellings of Mark itself are excluded.

All about Mark · Middle names for Mark