The 1600s began with what English-speakers would call "Elizabethan" fashion, but fashion changed after seeming to be adrift in the 1620s. By 1630, ruffs were gone; they had laid down to became collars.

ca. 1620 (estimated based on birth date of child) Lady Anne Cotton (nee Hoghton) with her son John by Marcus Gheeraerts the younger (location unknown to gogm)

1621 Woman Called the Marchesa Durazzo by Anthony van Dyck (Metropolitan Museum - New York City, New York, USA)

ca. 1622 Lady Elizabeth or Theresa Shirley in oriental clothing by Sir Anthonis van Dyck (Petwoth House - Sussex UK)

1622-1627 Portrait of a Genoese Noblewoman (also called Paola Adorno) by Sir Anthonis van Dyck (Frick Collection, New York City)

1623 Amy Seymour by follower of Robert Peake (Cheltenham Art Gallery & Museum - Cheltenham, Gloucestershire UK)

ca. 1625 Marchesa Paola Adorno Brignoli Sale con il figlio by Sir Anthonis van Dyck (National Gallery of Art - Washington, DC)

Countess Katarina Gyllenstierna by Georg Günther Kraill von Bemeberg (Skoklosters slott - Skoklosters Sweden)

Sir Thomas Lucy, Lady Alicia Spencer, and family by or after Cornelius Johnson (Charlecote Park, The Fairfax-Lucy Collection - Warwick UK)

1626 Duke d'Orléans, brother of Louis XIII, and the Duchess of Montpensier, married 2 August by I. Picart (Bibliothèque nationale de France)

1626 Lady Anne Montagu (née Rich) (1604-1642), wife of Edward Montagu, 2nd Earl of Manchester (Viscount Mandeville) by Cornelius Janssens van Ceulen (location ?)

1626 Lady Anne Campbell, Marchioness of Huntly, by George Jamesone (Goodwood Collection, Goodwood House - Chichester, West Sussex, UK)

ca. 1629 Martha, daughter of Sir William Cokayne, of Rushton by Marcus Gheeraerts the Younger (auctioned by Sotheby's)

1629 Lady, said to be Lady Holderness (Martha Cockayne) by Marcus Gheeraerts the Younger (auctioned by Sotheby's)

1627 Paolina Adorno Brignole-Sale by Sir Anthonis van Dyck (Musei de Strada Nuova - Genova, Liguria Italy)

1622-1627 Policena Spinola, Marchioness of Leganés by Sir Anthonis van Dyck (Museo del Prado - Madrid, Spain)

ca. 1627-1628 Ann Cotton by ? (Colchester and Ipswich Museums Service, specific location unknown to gogm)

Catherine of Sweden, Countess Palatine of Kleeburg by Jacob Heinrich Elbfas (Nationalmuseum - Stockholm, Sweden) From altesses.eu/princes184.php

Miniatyrporträtt av Katarina (1584-1638), prinsessa av Sverige, g.m. pfalzgreven Johan Kasimir av Pfalz-Zweibrücken by ? (Livrustkammaren - Stockholm, Sweden)

Katarina, 1584-1638, prinsessa av Sverige, pfalzgrevinna av Zweibrücken by Jacob Heinrich Elbfas (Nationalmuseum - Stockholm, Sweden)

Diana Drury, Viscountess Wimbledon, in a black dress with slashed sleeves, pearls and ribbons by circle of Paul van Somer (auctioned by Christie's)

María Gonzaga de Mantua, Principessa di Mantova by ? (Santuario di Santa Maria delle Grazie - Curtatone, Lombardia, Italy)

1629 Marie Louise de Tassis by Sir Anthonis van Dyck (Fürstlich Lichtensteinische Gemäldegalerie - Wien Austria)

1629 Marie Louise de Tassis by Sir Anthonis van Dyck (Fürstlich Lichtensteinische Gemäldegalerie - Wien Austria) face

1629 Marie Louise de Tassis by Sir Anthonis van Dyck (Fürstlich Lichtensteinische Gemäldegalerie - Wien Austria) sleeves and back-flared cuffs

1629 Marie Louise de Tassis by Sir Anthonis van Dyck (Fürstlich Lichtensteinische Gemäldegalerie - Wien Austria) ruff, partlet, and bertha

1629 Marie Louise de Tassis by Sir Anthonis van Dyck (Fürstlich Lichtensteinische Gemäldegalerie - Wien Austria) basque over bodice
