Missouri Revised Statutes

Mo. Rev. Stat. § 211.177 (2026)

Grandparent's right to intervene in action, restrictions, termination

✓ current as of May 2026
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  211.177.  Grandparent's right to intervene in action, restrictions, termination. — 1.  A grandparent shall have a right to intervene in any proceeding initiated pursuant to the provisions of this chapter, in which the custody of a grandchild is in issue, unless the juvenile judge decides after considering a motion to intervene by the grandparent that such intervention is against the best interest of the child.

  2.  The right of a grandparent to intervene pursuant to the provisions of this section may terminate upon the adoption of the child except where the child is adopted by a stepparent, another grandparent or other blood relative.

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(L. 1993 S.B. 180 § 1, A.L. 1994 S.B. 657)

(1998) Statute by granting grandparent right to intervene infers a right to appeal.  Long v. Seely, 975 S.W.2d 208 (E.D.Mo.).

Notes of Decisions
Cited in 14 cases, 2000–2016 · leading case: In the Matter of the Adoption of E.n.c., Minor, 458 S.W.3d 387 (Mo. Ct. App. 2014).
In the Matter of the Adoption of E.n.c., Minor, 458 S.W.3d 387 (Mo. Ct. App. 2014). · cites it 14× “On March 29, 2013, Grandmother filed her motion to intervene as a third party, motion for visitation and motion for further investigation regarding third party visitation, pursuant to Section 211.177. 3 Grandmother alleged that since birth, Child had enjoyed a close and bonded…”
Hutton v. French, 231 S.W.3d 826 (Mo. Ct. App. 2007). · cites it 22× “The Frenches filed a “Motion to Intervene” in this action asking the Juve *828 nile Division to allow them to intervene pursuant to Sections 211.177 and 452.375.5. 1 The Juvenile Division granted this motion.”
In Re The Matter Of: J.D.S. N/K/A J.G.S. Mickie & Michael Smith v. Amy Duesenberg, 482 S.W.3d 431 (Mo. Ct. App. 2016). · cites it 8× “■ Thus, Section 211.177 afforded Duesenberg no rights of intervention or, ultimately, no standing to request visitation.”
Juv. Officer v. G.B., 18 S.W.3d 565 (Mo. Ct. App. 2000). · cites it 18× “Because we agree with Grandmother that under Section 211.177 she has a right to intervene in the custody proceeding where, as here, the trial judge did not find that intervention was against the best interests of the child, and because we reject the judge’s implicit ruling below…”
P.W. v. Greene Cnty. Juv. Off., 67 S.W.3d 751 (Mo. Ct. App. 2002). · cites it 6× “Grandparents filed a motion to intervene in the juvenile case pursuant to § 211.177. The juvenile court denied that motion and this appeal follows.”
In Re Adoption of HMC, 11 S.W.3d 81 (Mo. Ct. App. 2000). · cites it 6× “Section 211.177, RSMo 1994 provides grandparents "a right to intervene in any proceeding initiated pursuant to the provisions of this chapter, in which the custody of a grandchild is in issue, unless the juvenile judge decides after considering a motion to intervene by the…”
L.B. v. Herman, 91 S.W.3d 122 (Mo. Ct. App. 2002). · cites it 12× “, the child’s paternal grandmother [grandmother], filed a motion pursuant to Section 211.177 to intervene and a petition for custody of the child.”
In Re Dt, 248 S.W.3d 74 (Mo. Ct. App. 2008). · cites it 3× “Both the southern and eastern districts of this court have held that grandparents denied the right to intervene in juvenile proceedings under section 211.177, RSMo 2000, have standing to appeal under section 512.”
M.A.R. v. N.C., 11 S.W.3d 81 (Mo. Ct. App. 2000). · cites it 6× “Section 211.177, RSMo 1994 provides grandparents “a right to intervene in any proceeding initiated pursuant to the provisions of this chapter, in which the custody of a grandchild is in issue, unless the juvenile judge decides after considering a motion to intervene by the…”
Juv. Officer v. M.D., 18 S.W.3d 556 (Mo. Ct. App. 2000). “because § 211.177 provides a right to grandparents to intervene in any proceeding in which custody is an issue unless the trial court decides that intervention is against the best interest of the child.”
In Re Mb, 91 S.W.3d 122 (Mo. Ct. App. 2002). · cites it 12× “, the child's paternal grandmother [grandmother], filed a motion pursuant to Section 211.177 to intervene and a petition for custody of the child.”
Smith v. Officer, 248 S.W.3d 74 (Mo. Ct. App. 2008). · cites it 3× “Both the southern and eastern districts of this court have held that grandparents denied the right to intervene in juvenile proceedings under section 211.177, RSMo 2000, have standing to appeal under section 512.”
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